Home / 45,171.91-67,720.92-17,076.07

Finding the Fourth Proportional to 45,171.91, 67,720.92 and 17,076.07

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Solution

The fourth proportional to 45,171.91, 67,720.92 and 17,076.07 is: 25,600.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,171.91 : 67,720.92 = 17,076.07 : x
  2. Step 2: Convert to fraction form
    45,171.91/67,720.92 = 17,076.07/x
  3. Step 3: Cross multiply
    45,171.91x = 67,720.92 × 17,076.07
  4. Step 4: Simplify right side
    45,171.91x = 1,156,407,170.38
  5. Step 5: Solve for x
    x = 1,156,407,170.38/45,171.91
  6. Step 6: Final answer
    x = 25,600.14

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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.