Home / 38,781.41-58,184.65-19,046.13

Finding the Fourth Proportional to 38,781.41, 58,184.65 and 19,046.13

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Solution

The fourth proportional to 38,781.41, 58,184.65 and 19,046.13 is: 28,575.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,781.41 : 58,184.65 = 19,046.13 : x
  2. Step 2: Convert to fraction form
    38,781.41/58,184.65 = 19,046.13/x
  3. Step 3: Cross multiply
    38,781.41x = 58,184.65 × 19,046.13
  4. Step 4: Simplify right side
    38,781.41x = 1,108,192,116.98
  5. Step 5: Solve for x
    x = 1,108,192,116.98/38,781.41
  6. Step 6: Final answer
    x = 28,575.35

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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.