Home / 45,132.90-67,711.10-17,053.17

Finding the Fourth Proportional to 45,132.90, 67,711.10 and 17,053.17

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Solution

The fourth proportional to 45,132.90, 67,711.10 and 17,053.17 is: 25,584.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,132.90 : 67,711.10 = 17,053.17 : x
  2. Step 2: Convert to fraction form
    45,132.90/67,711.10 = 17,053.17/x
  3. Step 3: Cross multiply
    45,132.90x = 67,711.10 × 17,053.17
  4. Step 4: Simplify right side
    45,132.90x = 1,154,688,899.19
  5. Step 5: Solve for x
    x = 1,154,688,899.19/45,132.90
  6. Step 6: Final answer
    x = 25,584.19

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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.