Home / 45,680.38-68,473.89-25,917.19

Finding the Fourth Proportional to 45,680.38, 68,473.89 and 25,917.19

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Solution

The fourth proportional to 45,680.38, 68,473.89 and 25,917.19 is: 38,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,680.38 : 68,473.89 = 25,917.19 : x
  2. Step 2: Convert to fraction form
    45,680.38/68,473.89 = 25,917.19/x
  3. Step 3: Cross multiply
    45,680.38x = 68,473.89 × 25,917.19
  4. Step 4: Simplify right side
    45,680.38x = 1,774,650,645.98
  5. Step 5: Solve for x
    x = 1,774,650,645.98/45,680.38
  6. Step 6: Final answer
    x = 38,849.30

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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.