Home / 44,761.28-67,132.32-18,459.20

Finding the Fourth Proportional to 44,761.28, 67,132.32 and 18,459.20

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Solution

The fourth proportional to 44,761.28, 67,132.32 and 18,459.20 is: 27,684.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,761.28 : 67,132.32 = 18,459.20 : x
  2. Step 2: Convert to fraction form
    44,761.28/67,132.32 = 18,459.20/x
  3. Step 3: Cross multiply
    44,761.28x = 67,132.32 × 18,459.20
  4. Step 4: Simplify right side
    44,761.28x = 1,239,208,921.34
  5. Step 5: Solve for x
    x = 1,239,208,921.34/44,761.28
  6. Step 6: Final answer
    x = 27,684.84

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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.