Home / 52,708.32-72,739.20-30,046.90

Finding the Fourth Proportional to 52,708.32, 72,739.20 and 30,046.90

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Solution

The fourth proportional to 52,708.32, 72,739.20 and 30,046.90 is: 41,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,708.32 : 72,739.20 = 30,046.90 : x
  2. Step 2: Convert to fraction form
    52,708.32/72,739.20 = 30,046.90/x
  3. Step 3: Cross multiply
    52,708.32x = 72,739.20 × 30,046.90
  4. Step 4: Simplify right side
    52,708.32x = 2,185,587,104.78
  5. Step 5: Solve for x
    x = 2,185,587,104.78/52,708.32
  6. Step 6: Final answer
    x = 41,465.70

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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.