Home / 37,167.60-51,291.12-20,171.92

Finding the Fourth Proportional to 37,167.60, 51,291.12 and 20,171.92

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Solution

The fourth proportional to 37,167.60, 51,291.12 and 20,171.92 is: 27,837.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,167.60 : 51,291.12 = 20,171.92 : x
  2. Step 2: Convert to fraction form
    37,167.60/51,291.12 = 20,171.92/x
  3. Step 3: Cross multiply
    37,167.60x = 51,291.12 × 20,171.92
  4. Step 4: Simplify right side
    37,167.60x = 1,034,640,369.35
  5. Step 5: Solve for x
    x = 1,034,640,369.35/37,167.60
  6. Step 6: Final answer
    x = 27,837.16

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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.