Home / 37,375.92-51,581.97-20,612.16

Finding the Fourth Proportional to 37,375.92, 51,581.97 and 20,612.16

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Solution

The fourth proportional to 37,375.92, 51,581.97 and 20,612.16 is: 28,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,375.92 : 51,581.97 = 20,612.16 : x
  2. Step 2: Convert to fraction form
    37,375.92/51,581.97 = 20,612.16/x
  3. Step 3: Cross multiply
    37,375.92x = 51,581.97 × 20,612.16
  4. Step 4: Simplify right side
    37,375.92x = 1,063,215,818.76
  5. Step 5: Solve for x
    x = 1,063,215,818.76/37,375.92
  6. Step 6: Final answer
    x = 28,446.55

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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.