Home / 42,282.90-63,378.57-27,502.38

Finding the Fourth Proportional to 42,282.90, 63,378.57 and 27,502.38

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Solution

The fourth proportional to 42,282.90, 63,378.57 and 27,502.38 is: 41,223.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,282.90 : 63,378.57 = 27,502.38 : x
  2. Step 2: Convert to fraction form
    42,282.90/63,378.57 = 27,502.38/x
  3. Step 3: Cross multiply
    42,282.90x = 63,378.57 × 27,502.38
  4. Step 4: Simplify right side
    42,282.90x = 1,743,061,516.00
  5. Step 5: Solve for x
    x = 1,743,061,516.00/42,282.90
  6. Step 6: Final answer
    x = 41,223.79

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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.