Home / 37,167.29-51,290.91-20,171.55

Finding the Fourth Proportional to 37,167.29, 51,290.91 and 20,171.55

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Solution

The fourth proportional to 37,167.29, 51,290.91 and 20,171.55 is: 27,836.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,167.29 : 51,290.91 = 20,171.55 : x
  2. Step 2: Convert to fraction form
    37,167.29/51,290.91 = 20,171.55/x
  3. Step 3: Cross multiply
    37,167.29x = 51,290.91 × 20,171.55
  4. Step 4: Simplify right side
    37,167.29x = 1,034,617,155.61
  5. Step 5: Solve for x
    x = 1,034,617,155.61/37,167.29
  6. Step 6: Final answer
    x = 27,836.76

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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.