Home / 50,736.66-70,019.28-29,229.72

Finding the Fourth Proportional to 50,736.66, 70,019.28 and 29,229.72

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Solution

The fourth proportional to 50,736.66, 70,019.28 and 29,229.72 is: 40,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,736.66 : 70,019.28 = 29,229.72 : x
  2. Step 2: Convert to fraction form
    50,736.66/70,019.28 = 29,229.72/x
  3. Step 3: Cross multiply
    50,736.66x = 70,019.28 × 29,229.72
  4. Step 4: Simplify right side
    50,736.66x = 2,046,643,949.00
  5. Step 5: Solve for x
    x = 2,046,643,949.00/50,736.66
  6. Step 6: Final answer
    x = 40,338.56

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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.