Home / 38,841.42-58,281.48-17,781.42

Finding the Fourth Proportional to 38,841.42, 58,281.48 and 17,781.42

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Solution

The fourth proportional to 38,841.42, 58,281.48 and 17,781.42 is: 26,680.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,841.42 : 58,281.48 = 17,781.42 : x
  2. Step 2: Convert to fraction form
    38,841.42/58,281.48 = 17,781.42/x
  3. Step 3: Cross multiply
    38,841.42x = 58,281.48 × 17,781.42
  4. Step 4: Simplify right side
    38,841.42x = 1,036,327,474.10
  5. Step 5: Solve for x
    x = 1,036,327,474.10/38,841.42
  6. Step 6: Final answer
    x = 26,680.99

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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.