Home / 52,147.96-71,963.85-28,274.56

Finding the Fourth Proportional to 52,147.96, 71,963.85 and 28,274.56

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Solution

The fourth proportional to 52,147.96, 71,963.85 and 28,274.56 is: 39,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,147.96 : 71,963.85 = 28,274.56 : x
  2. Step 2: Convert to fraction form
    52,147.96/71,963.85 = 28,274.56/x
  3. Step 3: Cross multiply
    52,147.96x = 71,963.85 × 28,274.56
  4. Step 4: Simplify right side
    52,147.96x = 2,034,746,194.66
  5. Step 5: Solve for x
    x = 2,034,746,194.66/52,147.96
  6. Step 6: Final answer
    x = 39,018.71

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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.