Home / 31,566.71-47,337.76-11,834.50

Finding the Fourth Proportional to 31,566.71, 47,337.76 and 11,834.50

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Solution

The fourth proportional to 31,566.71, 47,337.76 and 11,834.50 is: 17,747.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,566.71 : 47,337.76 = 11,834.50 : x
  2. Step 2: Convert to fraction form
    31,566.71/47,337.76 = 11,834.50/x
  3. Step 3: Cross multiply
    31,566.71x = 47,337.76 × 11,834.50
  4. Step 4: Simplify right side
    31,566.71x = 560,218,720.72
  5. Step 5: Solve for x
    x = 560,218,720.72/31,566.71
  6. Step 6: Final answer
    x = 17,747.14

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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.