Home / 44,321.04-66,470.22-13,149

Finding the Fourth Proportional to 44,321.04, 66,470.22 and 13,149

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Solution

The fourth proportional to 44,321.04, 66,470.22 and 13,149 is: 19,720.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,321.04 : 66,470.22 = 13,149 : x
  2. Step 2: Convert to fraction form
    44,321.04/66,470.22 = 13,149/x
  3. Step 3: Cross multiply
    44,321.04x = 66,470.22 × 13,149
  4. Step 4: Simplify right side
    44,321.04x = 874,016,922.78
  5. Step 5: Solve for x
    x = 874,016,922.78/44,321.04
  6. Step 6: Final answer
    x = 19,720.14

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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.