Home / 25,772.18-38,673.12-13,925.97

Finding the Fourth Proportional to 25,772.18, 38,673.12 and 13,925.97

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Solution

The fourth proportional to 25,772.18, 38,673.12 and 13,925.97 is: 20,896.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,772.18 : 38,673.12 = 13,925.97 : x
  2. Step 2: Convert to fraction form
    25,772.18/38,673.12 = 13,925.97/x
  3. Step 3: Cross multiply
    25,772.18x = 38,673.12 × 13,925.97
  4. Step 4: Simplify right side
    25,772.18x = 538,560,761.15
  5. Step 5: Solve for x
    x = 538,560,761.15/25,772.18
  6. Step 6: Final answer
    x = 20,896.99

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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.