Home / 25,743.36-38,589.12-11,902.08

Finding the Fourth Proportional to 25,743.36, 38,589.12 and 11,902.08

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Solution

The fourth proportional to 25,743.36, 38,589.12 and 11,902.08 is: 17,841.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,743.36 : 38,589.12 = 11,902.08 : x
  2. Step 2: Convert to fraction form
    25,743.36/38,589.12 = 11,902.08/x
  3. Step 3: Cross multiply
    25,743.36x = 38,589.12 × 11,902.08
  4. Step 4: Simplify right side
    25,743.36x = 459,290,793.37
  5. Step 5: Solve for x
    x = 459,290,793.37/25,743.36
  6. Step 6: Final answer
    x = 17,841.14

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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.