Home / 49,760.07-68,675.17-28,538.88

Finding the Fourth Proportional to 49,760.07, 68,675.17 and 28,538.88

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Solution

The fourth proportional to 49,760.07, 68,675.17 and 28,538.88 is: 39,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,760.07 : 68,675.17 = 28,538.88 : x
  2. Step 2: Convert to fraction form
    49,760.07/68,675.17 = 28,538.88/x
  3. Step 3: Cross multiply
    49,760.07x = 68,675.17 × 28,538.88
  4. Step 4: Simplify right side
    49,760.07x = 1,959,912,435.61
  5. Step 5: Solve for x
    x = 1,959,912,435.61/49,760.07
  6. Step 6: Final answer
    x = 39,387.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.