Home / 38,766.10-58,149.13-12,470.83

Finding the Fourth Proportional to 38,766.10, 58,149.13 and 12,470.83

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Solution

The fourth proportional to 38,766.10, 58,149.13 and 12,470.83 is: 18,706.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,766.10 : 58,149.13 = 12,470.83 : x
  2. Step 2: Convert to fraction form
    38,766.10/58,149.13 = 12,470.83/x
  3. Step 3: Cross multiply
    38,766.10x = 58,149.13 × 12,470.83
  4. Step 4: Simplify right side
    38,766.10x = 725,167,914.88
  5. Step 5: Solve for x
    x = 725,167,914.88/38,766.10
  6. Step 6: Final answer
    x = 18,706.24

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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.