Home / 37,380.62-51,585.09-20,613.62

Finding the Fourth Proportional to 37,380.62, 51,585.09 and 20,613.62

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Solution

The fourth proportional to 37,380.62, 51,585.09 and 20,613.62 is: 28,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,380.62 : 51,585.09 = 20,613.62 : x
  2. Step 2: Convert to fraction form
    37,380.62/51,585.09 = 20,613.62/x
  3. Step 3: Cross multiply
    37,380.62x = 51,585.09 × 20,613.62
  4. Step 4: Simplify right side
    37,380.62x = 1,063,355,494.59
  5. Step 5: Solve for x
    x = 1,063,355,494.59/37,380.62
  6. Step 6: Final answer
    x = 28,446.70

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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.