Home / 49,820.28-74,752.43-26,122.16

Finding the Fourth Proportional to 49,820.28, 74,752.43 and 26,122.16

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Solution

The fourth proportional to 49,820.28, 74,752.43 and 26,122.16 is: 39,194.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,820.28 : 74,752.43 = 26,122.16 : x
  2. Step 2: Convert to fraction form
    49,820.28/74,752.43 = 26,122.16/x
  3. Step 3: Cross multiply
    49,820.28x = 74,752.43 × 26,122.16
  4. Step 4: Simplify right side
    49,820.28x = 1,952,694,936.85
  5. Step 5: Solve for x
    x = 1,952,694,936.85/49,820.28
  6. Step 6: Final answer
    x = 39,194.78

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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.