Home / 51,708.38-71,355.96-29,049.85

Finding the Fourth Proportional to 51,708.38, 71,355.96 and 29,049.85

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Solution

The fourth proportional to 51,708.38, 71,355.96 and 29,049.85 is: 40,087.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,708.38 : 71,355.96 = 29,049.85 : x
  2. Step 2: Convert to fraction form
    51,708.38/71,355.96 = 29,049.85/x
  3. Step 3: Cross multiply
    51,708.38x = 71,355.96 × 29,049.85
  4. Step 4: Simplify right side
    51,708.38x = 2,072,879,756.22
  5. Step 5: Solve for x
    x = 2,072,879,756.22/51,708.38
  6. Step 6: Final answer
    x = 40,087.89

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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.