Home / 44,279.60-66,411.20-13,107.44

Finding the Fourth Proportional to 44,279.60, 66,411.20 and 13,107.44

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Solution

The fourth proportional to 44,279.60, 66,411.20 and 13,107.44 is: 19,658.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,279.60 : 66,411.20 = 13,107.44 : x
  2. Step 2: Convert to fraction form
    44,279.60/66,411.20 = 13,107.44/x
  3. Step 3: Cross multiply
    44,279.60x = 66,411.20 × 13,107.44
  4. Step 4: Simplify right side
    44,279.60x = 870,480,819.33
  5. Step 5: Solve for x
    x = 870,480,819.33/44,279.60
  6. Step 6: Final answer
    x = 19,658.73

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1.5x scale

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.