Home / 37,387.62-51,588.98-22,279.90

Finding the Fourth Proportional to 37,387.62, 51,588.98 and 22,279.90

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Solution

The fourth proportional to 37,387.62, 51,588.98 and 22,279.90 is: 30,742.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,387.62 : 51,588.98 = 22,279.90 : x
  2. Step 2: Convert to fraction form
    37,387.62/51,588.98 = 22,279.90/x
  3. Step 3: Cross multiply
    37,387.62x = 51,588.98 × 22,279.90
  4. Step 4: Simplify right side
    37,387.62x = 1,149,397,315.50
  5. Step 5: Solve for x
    x = 1,149,397,315.50/37,387.62
  6. Step 6: Final answer
    x = 30,742.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.