Home / 26,108.76-36,030.12-14,930.76

Finding the Fourth Proportional to 26,108.76, 36,030.12 and 14,930.76

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Solution

The fourth proportional to 26,108.76, 36,030.12 and 14,930.76 is: 20,604.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.76 : 36,030.12 = 14,930.76 : x
  2. Step 2: Convert to fraction form
    26,108.76/36,030.12 = 14,930.76/x
  3. Step 3: Cross multiply
    26,108.76x = 36,030.12 × 14,930.76
  4. Step 4: Simplify right side
    26,108.76x = 537,957,074.49
  5. Step 5: Solve for x
    x = 537,957,074.49/26,108.76
  6. Step 6: Final answer
    x = 20,604.47

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Find fourth proportional to 13,054.38, 18,015.06 and 7,465.38
Half scale
Find fourth proportional to 52,217.52, 72,060.24 and 29,861.52
Double scale
Find fourth proportional to 26,109.76, 36,031.50 and 14,931.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.