Home / 25,171.20-37,761.35-10,371.89

Finding the Fourth Proportional to 25,171.20, 37,761.35 and 10,371.89

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Solution

The fourth proportional to 25,171.20, 37,761.35 and 10,371.89 is: 15,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,171.20 : 37,761.35 = 10,371.89 : x
  2. Step 2: Convert to fraction form
    25,171.20/37,761.35 = 10,371.89/x
  3. Step 3: Cross multiply
    25,171.20x = 37,761.35 × 10,371.89
  4. Step 4: Simplify right side
    25,171.20x = 391,656,405.57
  5. Step 5: Solve for x
    x = 391,656,405.57/25,171.20
  6. Step 6: Final answer
    x = 15,559.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.