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Finding the Fourth Proportional to 15,264.74, 22,896.36 and 8,943.20

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Solution

The fourth proportional to 15,264.74, 22,896.36 and 8,943.20 is: 13,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,264.74 : 22,896.36 = 8,943.20 : x
  2. Step 2: Convert to fraction form
    15,264.74/22,896.36 = 8,943.20/x
  3. Step 3: Cross multiply
    15,264.74x = 22,896.36 × 8,943.20
  4. Step 4: Simplify right side
    15,264.74x = 204,766,726.75
  5. Step 5: Solve for x
    x = 204,766,726.75/15,264.74
  6. Step 6: Final answer
    x = 13,414.36

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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.