Home / 52,332.62-72,218.33-28,458.78

Finding the Fourth Proportional to 52,332.62, 72,218.33 and 28,458.78

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Solution

The fourth proportional to 52,332.62, 72,218.33 and 28,458.78 is: 39,272.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,332.62 : 72,218.33 = 28,458.78 : x
  2. Step 2: Convert to fraction form
    52,332.62/72,218.33 = 28,458.78/x
  3. Step 3: Cross multiply
    52,332.62x = 72,218.33 × 28,458.78
  4. Step 4: Simplify right side
    52,332.62x = 2,055,245,423.14
  5. Step 5: Solve for x
    x = 2,055,245,423.14/52,332.62
  6. Step 6: Final answer
    x = 39,272.74

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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.