Home / 41,689.28-62,490.08-15,377.28

Finding the Fourth Proportional to 41,689.28, 62,490.08 and 15,377.28

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Solution

The fourth proportional to 41,689.28, 62,490.08 and 15,377.28 is: 23,049.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,689.28 : 62,490.08 = 15,377.28 : x
  2. Step 2: Convert to fraction form
    41,689.28/62,490.08 = 15,377.28/x
  3. Step 3: Cross multiply
    41,689.28x = 62,490.08 × 15,377.28
  4. Step 4: Simplify right side
    41,689.28x = 960,927,457.38
  5. Step 5: Solve for x
    x = 960,927,457.38/41,689.28
  6. Step 6: Final answer
    x = 23,049.75

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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.