Home / 40,962.54-61,395.86-15,645.46

Finding the Fourth Proportional to 40,962.54, 61,395.86 and 15,645.46

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Solution

The fourth proportional to 40,962.54, 61,395.86 and 15,645.46 is: 23,449.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,962.54 : 61,395.86 = 15,645.46 : x
  2. Step 2: Convert to fraction form
    40,962.54/61,395.86 = 15,645.46/x
  3. Step 3: Cross multiply
    40,962.54x = 61,395.86 × 15,645.46
  4. Step 4: Simplify right side
    40,962.54x = 960,566,471.80
  5. Step 5: Solve for x
    x = 960,566,471.80/40,962.54
  6. Step 6: Final answer
    x = 23,449.88

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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.