Home / 57,260.62-79,019.52-31,770.85

Finding the Fourth Proportional to 57,260.62, 79,019.52 and 31,770.85

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Solution

The fourth proportional to 57,260.62, 79,019.52 and 31,770.85 is: 43,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,260.62 : 79,019.52 = 31,770.85 : x
  2. Step 2: Convert to fraction form
    57,260.62/79,019.52 = 31,770.85/x
  3. Step 3: Cross multiply
    57,260.62x = 79,019.52 × 31,770.85
  4. Step 4: Simplify right side
    57,260.62x = 2,510,517,316.99
  5. Step 5: Solve for x
    x = 2,510,517,316.99/57,260.62
  6. Step 6: Final answer
    x = 43,843.70

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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.