Home / 54,515.10-81,773.13-15,084.30

Finding the Fourth Proportional to 54,515.10, 81,773.13 and 15,084.30

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Solution

The fourth proportional to 54,515.10, 81,773.13 and 15,084.30 is: 22,626.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,515.10 : 81,773.13 = 15,084.30 : x
  2. Step 2: Convert to fraction form
    54,515.10/81,773.13 = 15,084.30/x
  3. Step 3: Cross multiply
    54,515.10x = 81,773.13 × 15,084.30
  4. Step 4: Simplify right side
    54,515.10x = 1,233,490,424.86
  5. Step 5: Solve for x
    x = 1,233,490,424.86/54,515.10
  6. Step 6: Final answer
    x = 22,626.58

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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.