Home / 25,472.32-38,158.71-16,680.58

Finding the Fourth Proportional to 25,472.32, 38,158.71 and 16,680.58

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Solution

The fourth proportional to 25,472.32, 38,158.71 and 16,680.58 is: 24,988.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,472.32 : 38,158.71 = 16,680.58 : x
  2. Step 2: Convert to fraction form
    25,472.32/38,158.71 = 16,680.58/x
  3. Step 3: Cross multiply
    25,472.32x = 38,158.71 × 16,680.58
  4. Step 4: Simplify right side
    25,472.32x = 636,509,414.85
  5. Step 5: Solve for x
    x = 636,509,414.85/25,472.32
  6. Step 6: Final answer
    x = 24,988.28

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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.