Home / 25,265.57-34,864.55-13,935.49

Finding the Fourth Proportional to 25,265.57, 34,864.55 and 13,935.49

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Solution

The fourth proportional to 25,265.57, 34,864.55 and 13,935.49 is: 19,229.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,265.57 : 34,864.55 = 13,935.49 : x
  2. Step 2: Convert to fraction form
    25,265.57/34,864.55 = 13,935.49/x
  3. Step 3: Cross multiply
    25,265.57x = 34,864.55 × 13,935.49
  4. Step 4: Simplify right side
    25,265.57x = 485,854,718.61
  5. Step 5: Solve for x
    x = 485,854,718.61/25,265.57
  6. Step 6: Final answer
    x = 19,229.91

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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.