Home / 31,956.26-47,934.19-9,769.55

Finding the Fourth Proportional to 31,956.26, 47,934.19 and 9,769.55

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Solution

The fourth proportional to 31,956.26, 47,934.19 and 9,769.55 is: 14,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,956.26 : 47,934.19 = 9,769.55 : x
  2. Step 2: Convert to fraction form
    31,956.26/47,934.19 = 9,769.55/x
  3. Step 3: Cross multiply
    31,956.26x = 47,934.19 × 9,769.55
  4. Step 4: Simplify right side
    31,956.26x = 468,295,561.33
  5. Step 5: Solve for x
    x = 468,295,561.33/31,956.26
  6. Step 6: Final answer
    x = 14,654.27

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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.