Home / 24,887.52-34,344.81-13,557.15

Finding the Fourth Proportional to 24,887.52, 34,344.81 and 13,557.15

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Solution

The fourth proportional to 24,887.52, 34,344.81 and 13,557.15 is: 18,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,887.52 : 34,344.81 = 13,557.15 : x
  2. Step 2: Convert to fraction form
    24,887.52/34,344.81 = 13,557.15/x
  3. Step 3: Cross multiply
    24,887.52x = 34,344.81 × 13,557.15
  4. Step 4: Simplify right side
    24,887.52x = 465,617,740.89
  5. Step 5: Solve for x
    x = 465,617,740.89/24,887.52
  6. Step 6: Final answer
    x = 18,708.88

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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.