Home / 32,115.54-48,177.94-9,930.66

Finding the Fourth Proportional to 32,115.54, 48,177.94 and 9,930.66

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Solution

The fourth proportional to 32,115.54, 48,177.94 and 9,930.66 is: 14,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,115.54 : 48,177.94 = 9,930.66 : x
  2. Step 2: Convert to fraction form
    32,115.54/48,177.94 = 9,930.66/x
  3. Step 3: Cross multiply
    32,115.54x = 48,177.94 × 9,930.66
  4. Step 4: Simplify right side
    32,115.54x = 478,438,741.64
  5. Step 5: Solve for x
    x = 478,438,741.64/32,115.54
  6. Step 6: Final answer
    x = 14,897.42

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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.