Home / 31,479.38-47,224.20-9,295.00

Finding the Fourth Proportional to 31,479.38, 47,224.20 and 9,295.00

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Solution

The fourth proportional to 31,479.38, 47,224.20 and 9,295.00 is: 13,944.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,479.38 : 47,224.20 = 9,295.00 : x
  2. Step 2: Convert to fraction form
    31,479.38/47,224.20 = 9,295.00/x
  3. Step 3: Cross multiply
    31,479.38x = 47,224.20 × 9,295.00
  4. Step 4: Simplify right side
    31,479.38x = 438,948,926.91
  5. Step 5: Solve for x
    x = 438,948,926.91/31,479.38
  6. Step 6: Final answer
    x = 13,944.01

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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.