Home / 28,174.41-42,259.17-17,077.83

Finding the Fourth Proportional to 28,174.41, 42,259.17 and 17,077.83

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Solution

The fourth proportional to 28,174.41, 42,259.17 and 17,077.83 is: 25,615.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,174.41 : 42,259.17 = 17,077.83 : x
  2. Step 2: Convert to fraction form
    28,174.41/42,259.17 = 17,077.83/x
  3. Step 3: Cross multiply
    28,174.41x = 42,259.17 × 17,077.83
  4. Step 4: Simplify right side
    28,174.41x = 721,694,921.20
  5. Step 5: Solve for x
    x = 721,694,921.20/28,174.41
  6. Step 6: Final answer
    x = 25,615.26

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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.