Home / 40,133.47-60,195.42-10,553.61

Finding the Fourth Proportional to 40,133.47, 60,195.42 and 10,553.61

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Solution

The fourth proportional to 40,133.47, 60,195.42 and 10,553.61 is: 15,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,133.47 : 60,195.42 = 10,553.61 : x
  2. Step 2: Convert to fraction form
    40,133.47/60,195.42 = 10,553.61/x
  3. Step 3: Cross multiply
    40,133.47x = 60,195.42 × 10,553.61
  4. Step 4: Simplify right side
    40,133.47x = 635,278,986.47
  5. Step 5: Solve for x
    x = 635,278,986.47/40,133.47
  6. Step 6: Final answer
    x = 15,829.16

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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.