Home / 51,471.13-71,074.49-32,382.72

Finding the Fourth Proportional to 51,471.13, 71,074.49 and 32,382.72

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Solution

The fourth proportional to 51,471.13, 71,074.49 and 32,382.72 is: 44,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,471.13 : 71,074.49 = 32,382.72 : x
  2. Step 2: Convert to fraction form
    51,471.13/71,074.49 = 32,382.72/x
  3. Step 3: Cross multiply
    51,471.13x = 71,074.49 × 32,382.72
  4. Step 4: Simplify right side
    51,471.13x = 2,301,585,769.95
  5. Step 5: Solve for x
    x = 2,301,585,769.95/51,471.13
  6. Step 6: Final answer
    x = 44,716.05

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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.