Home / 49,559.61-68,393.28-28,049.36

Finding the Fourth Proportional to 49,559.61, 68,393.28 and 28,049.36

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Solution

The fourth proportional to 49,559.61, 68,393.28 and 28,049.36 is: 38,708.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,559.61 : 68,393.28 = 28,049.36 : x
  2. Step 2: Convert to fraction form
    49,559.61/68,393.28 = 28,049.36/x
  3. Step 3: Cross multiply
    49,559.61x = 68,393.28 × 28,049.36
  4. Step 4: Simplify right side
    49,559.61x = 1,918,387,390.33
  5. Step 5: Solve for x
    x = 1,918,387,390.33/49,559.61
  6. Step 6: Final answer
    x = 38,708.69

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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.