Home / 37,589.97-56,385.87-12,630.38

Finding the Fourth Proportional to 37,589.97, 56,385.87 and 12,630.38

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Solution

The fourth proportional to 37,589.97, 56,385.87 and 12,630.38 is: 18,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,589.97 : 56,385.87 = 12,630.38 : x
  2. Step 2: Convert to fraction form
    37,589.97/56,385.87 = 12,630.38/x
  3. Step 3: Cross multiply
    37,589.97x = 56,385.87 × 12,630.38
  4. Step 4: Simplify right side
    37,589.97x = 712,175,023.65
  5. Step 5: Solve for x
    x = 712,175,023.65/37,589.97
  6. Step 6: Final answer
    x = 18,945.88

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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.