Home / 31,680.73-47,521.10-9,494.11

Finding the Fourth Proportional to 31,680.73, 47,521.10 and 9,494.11

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Solution

The fourth proportional to 31,680.73, 47,521.10 and 9,494.11 is: 14,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,680.73 : 47,521.10 = 9,494.11 : x
  2. Step 2: Convert to fraction form
    31,680.73/47,521.10 = 9,494.11/x
  3. Step 3: Cross multiply
    31,680.73x = 47,521.10 × 9,494.11
  4. Step 4: Simplify right side
    31,680.73x = 451,170,550.72
  5. Step 5: Solve for x
    x = 451,170,550.72/31,680.73
  6. Step 6: Final answer
    x = 14,241.17

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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.