Home / 42,464.72-63,708.60-14,764.88

Finding the Fourth Proportional to 42,464.72, 63,708.60 and 14,764.88

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Solution

The fourth proportional to 42,464.72, 63,708.60 and 14,764.88 is: 22,151.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,464.72 : 63,708.60 = 14,764.88 : x
  2. Step 2: Convert to fraction form
    42,464.72/63,708.60 = 14,764.88/x
  3. Step 3: Cross multiply
    42,464.72x = 63,708.60 × 14,764.88
  4. Step 4: Simplify right side
    42,464.72x = 940,649,833.97
  5. Step 5: Solve for x
    x = 940,649,833.97/42,464.72
  6. Step 6: Final answer
    x = 22,151.33

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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.