Home / 26,818.70-40,233.72-8,100.14

Finding the Fourth Proportional to 26,818.70, 40,233.72 and 8,100.14

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Solution

The fourth proportional to 26,818.70, 40,233.72 and 8,100.14 is: 12,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,818.70 : 40,233.72 = 8,100.14 : x
  2. Step 2: Convert to fraction form
    26,818.70/40,233.72 = 8,100.14/x
  3. Step 3: Cross multiply
    26,818.70x = 40,233.72 × 8,100.14
  4. Step 4: Simplify right side
    26,818.70x = 325,898,764.72
  5. Step 5: Solve for x
    x = 325,898,764.72/26,818.70
  6. Step 6: Final answer
    x = 12,151.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.