Home / 31,802.06-47,691.92-9,306.52

Finding the Fourth Proportional to 31,802.06, 47,691.92 and 9,306.52

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Solution

The fourth proportional to 31,802.06, 47,691.92 and 9,306.52 is: 13,956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,802.06 : 47,691.92 = 9,306.52 : x
  2. Step 2: Convert to fraction form
    31,802.06/47,691.92 = 9,306.52/x
  3. Step 3: Cross multiply
    31,802.06x = 47,691.92 × 9,306.52
  4. Step 4: Simplify right side
    31,802.06x = 443,845,522.33
  5. Step 5: Solve for x
    x = 443,845,522.33/31,802.06
  6. Step 6: Final answer
    x = 13,956.50

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1.5x scale

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.