Home / 26,291.52-36,281.80-14,960.76

Finding the Fourth Proportional to 26,291.52, 36,281.80 and 14,960.76

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Solution

The fourth proportional to 26,291.52, 36,281.80 and 14,960.76 is: 20,645.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291.52 : 36,281.80 = 14,960.76 : x
  2. Step 2: Convert to fraction form
    26,291.52/36,281.80 = 14,960.76/x
  3. Step 3: Cross multiply
    26,291.52x = 36,281.80 × 14,960.76
  4. Step 4: Simplify right side
    26,291.52x = 542,803,302.17
  5. Step 5: Solve for x
    x = 542,803,302.17/26,291.52
  6. Step 6: Final answer
    x = 20,645.57

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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.