Home / 15,045.28-22,553.72-5,177.66

Finding the Fourth Proportional to 15,045.28, 22,553.72 and 5,177.66

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Solution

The fourth proportional to 15,045.28, 22,553.72 and 5,177.66 is: 7,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,045.28 : 22,553.72 = 5,177.66 : x
  2. Step 2: Convert to fraction form
    15,045.28/22,553.72 = 5,177.66/x
  3. Step 3: Cross multiply
    15,045.28x = 22,553.72 × 5,177.66
  4. Step 4: Simplify right side
    15,045.28x = 116,775,493.90
  5. Step 5: Solve for x
    x = 116,775,493.90/15,045.28
  6. Step 6: Final answer
    x = 7,761.60

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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.