Home / 25,176.18-34,761.15-17,639.22

Finding the Fourth Proportional to 25,176.18, 34,761.15 and 17,639.22

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Solution

The fourth proportional to 25,176.18, 34,761.15 and 17,639.22 is: 24,354.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.18 : 34,761.15 = 17,639.22 : x
  2. Step 2: Convert to fraction form
    25,176.18/34,761.15 = 17,639.22/x
  3. Step 3: Cross multiply
    25,176.18x = 34,761.15 × 17,639.22
  4. Step 4: Simplify right side
    25,176.18x = 613,159,572.30
  5. Step 5: Solve for x
    x = 613,159,572.30/25,176.18
  6. Step 6: Final answer
    x = 24,354.75

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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.