Home / 52,222.46-72,067.14-28,349.15

Finding the Fourth Proportional to 52,222.46, 72,067.14 and 28,349.15

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Solution

The fourth proportional to 52,222.46, 72,067.14 and 28,349.15 is: 39,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,222.46 : 72,067.14 = 28,349.15 : x
  2. Step 2: Convert to fraction form
    52,222.46/72,067.14 = 28,349.15/x
  3. Step 3: Cross multiply
    52,222.46x = 72,067.14 × 28,349.15
  4. Step 4: Simplify right side
    52,222.46x = 2,043,041,659.85
  5. Step 5: Solve for x
    x = 2,043,041,659.85/52,222.46
  6. Step 6: Final answer
    x = 39,121.90

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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.