Home / 25,744.80-38,617.92-9,102.48

Finding the Fourth Proportional to 25,744.80, 38,617.92 and 9,102.48

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Solution

The fourth proportional to 25,744.80, 38,617.92 and 9,102.48 is: 13,653.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,744.80 : 38,617.92 = 9,102.48 : x
  2. Step 2: Convert to fraction form
    25,744.80/38,617.92 = 9,102.48/x
  3. Step 3: Cross multiply
    25,744.80x = 38,617.92 × 9,102.48
  4. Step 4: Simplify right side
    25,744.80x = 351,518,844.44
  5. Step 5: Solve for x
    x = 351,518,844.44/25,744.80
  6. Step 6: Final answer
    x = 13,653.97

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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.