Home / 57,427.09-79,251.10-34,770.23

Finding the Fourth Proportional to 57,427.09, 79,251.10 and 34,770.23

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Solution

The fourth proportional to 57,427.09, 79,251.10 and 34,770.23 is: 47,983.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,427.09 : 79,251.10 = 34,770.23 : x
  2. Step 2: Convert to fraction form
    57,427.09/79,251.10 = 34,770.23/x
  3. Step 3: Cross multiply
    57,427.09x = 79,251.10 × 34,770.23
  4. Step 4: Simplify right side
    57,427.09x = 2,755,578,404.65
  5. Step 5: Solve for x
    x = 2,755,578,404.65/57,427.09
  6. Step 6: Final answer
    x = 47,983.95

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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.