Home / 31,362.35-47,044.94-9,177.62

Finding the Fourth Proportional to 31,362.35, 47,044.94 and 9,177.62

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Solution

The fourth proportional to 31,362.35, 47,044.94 and 9,177.62 is: 13,766.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,362.35 : 47,044.94 = 9,177.62 : x
  2. Step 2: Convert to fraction form
    31,362.35/47,044.94 = 9,177.62/x
  3. Step 3: Cross multiply
    31,362.35x = 47,044.94 × 9,177.62
  4. Step 4: Simplify right side
    31,362.35x = 431,760,301.13
  5. Step 5: Solve for x
    x = 431,760,301.13/31,362.35
  6. Step 6: Final answer
    x = 13,766.84

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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.