Home / 44,997.31-67,495.08-13,428.76

Finding the Fourth Proportional to 44,997.31, 67,495.08 and 13,428.76

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Solution

The fourth proportional to 44,997.31, 67,495.08 and 13,428.76 is: 20,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,997.31 : 67,495.08 = 13,428.76 : x
  2. Step 2: Convert to fraction form
    44,997.31/67,495.08 = 13,428.76/x
  3. Step 3: Cross multiply
    44,997.31x = 67,495.08 × 13,428.76
  4. Step 4: Simplify right side
    44,997.31x = 906,375,230.50
  5. Step 5: Solve for x
    x = 906,375,230.50/44,997.31
  6. Step 6: Final answer
    x = 20,142.88

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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.