Home / 38,770.56-58,167.50-12,115.46

Finding the Fourth Proportional to 38,770.56, 58,167.50 and 12,115.46

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Solution

The fourth proportional to 38,770.56, 58,167.50 and 12,115.46 is: 18,176.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,770.56 : 58,167.50 = 12,115.46 : x
  2. Step 2: Convert to fraction form
    38,770.56/58,167.50 = 12,115.46/x
  3. Step 3: Cross multiply
    38,770.56x = 58,167.50 × 12,115.46
  4. Step 4: Simplify right side
    38,770.56x = 704,726,104.39
  5. Step 5: Solve for x
    x = 704,726,104.39/38,770.56
  6. Step 6: Final answer
    x = 18,176.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.