Home / 37,654.07-51,962.60-20,658.43

Finding the Fourth Proportional to 37,654.07, 51,962.60 and 20,658.43

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Solution

The fourth proportional to 37,654.07, 51,962.60 and 20,658.43 is: 28,508.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,654.07 : 51,962.60 = 20,658.43 : x
  2. Step 2: Convert to fraction form
    37,654.07/51,962.60 = 20,658.43/x
  3. Step 3: Cross multiply
    37,654.07x = 51,962.60 × 20,658.43
  4. Step 4: Simplify right side
    37,654.07x = 1,073,465,371.61
  5. Step 5: Solve for x
    x = 1,073,465,371.61/37,654.07
  6. Step 6: Final answer
    x = 28,508.61

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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.