Home / 35,131.57-52,684.11-11,432.90

Finding the Fourth Proportional to 35,131.57, 52,684.11 and 11,432.90

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Solution

The fourth proportional to 35,131.57, 52,684.11 and 11,432.90 is: 17,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.57 : 52,684.11 = 11,432.90 : x
  2. Step 2: Convert to fraction form
    35,131.57/52,684.11 = 11,432.90/x
  3. Step 3: Cross multiply
    35,131.57x = 52,684.11 × 11,432.90
  4. Step 4: Simplify right side
    35,131.57x = 602,332,292.93
  5. Step 5: Solve for x
    x = 602,332,292.93/35,131.57
  6. Step 6: Final answer
    x = 17,145.04

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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.