Home / 38,789.59-58,188.94-13,833.19

Finding the Fourth Proportional to 38,789.59, 58,188.94 and 13,833.19

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Solution

The fourth proportional to 38,789.59, 58,188.94 and 13,833.19 is: 20,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,789.59 : 58,188.94 = 13,833.19 : x
  2. Step 2: Convert to fraction form
    38,789.59/58,188.94 = 13,833.19/x
  3. Step 3: Cross multiply
    38,789.59x = 58,188.94 × 13,833.19
  4. Step 4: Simplify right side
    38,789.59x = 804,938,451.57
  5. Step 5: Solve for x
    x = 804,938,451.57/38,789.59
  6. Step 6: Final answer
    x = 20,751.40

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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.