Home / 25,581.97-38,374.67-8,708.10

Finding the Fourth Proportional to 25,581.97, 38,374.67 and 8,708.10

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Solution

The fourth proportional to 25,581.97, 38,374.67 and 8,708.10 is: 13,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,581.97 : 38,374.67 = 8,708.10 : x
  2. Step 2: Convert to fraction form
    25,581.97/38,374.67 = 8,708.10/x
  3. Step 3: Cross multiply
    25,581.97x = 38,374.67 × 8,708.10
  4. Step 4: Simplify right side
    25,581.97x = 334,170,463.83
  5. Step 5: Solve for x
    x = 334,170,463.83/25,581.97
  6. Step 6: Final answer
    x = 13,062.73

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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.