Home / 52,617.38-72,616.97-28,747.64

Finding the Fourth Proportional to 52,617.38, 72,616.97 and 28,747.64

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Solution

The fourth proportional to 52,617.38, 72,616.97 and 28,747.64 is: 39,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,617.38 : 72,616.97 = 28,747.64 : x
  2. Step 2: Convert to fraction form
    52,617.38/72,616.97 = 28,747.64/x
  3. Step 3: Cross multiply
    52,617.38x = 72,616.97 × 28,747.64
  4. Step 4: Simplify right side
    52,617.38x = 2,087,566,764.86
  5. Step 5: Solve for x
    x = 2,087,566,764.86/52,617.38
  6. Step 6: Final answer
    x = 39,674.48

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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.