Home / 31,789.01-47,672.48-9,293.66

Finding the Fourth Proportional to 31,789.01, 47,672.48 and 9,293.66

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Solution

The fourth proportional to 31,789.01, 47,672.48 and 9,293.66 is: 13,937.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,789.01 : 47,672.48 = 9,293.66 : x
  2. Step 2: Convert to fraction form
    31,789.01/47,672.48 = 9,293.66/x
  3. Step 3: Cross multiply
    31,789.01x = 47,672.48 × 9,293.66
  4. Step 4: Simplify right side
    31,789.01x = 443,051,535.65
  5. Step 5: Solve for x
    x = 443,051,535.65/31,789.01
  6. Step 6: Final answer
    x = 13,937.26

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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.