Home / 38,670.27-57,993.85-12,367.95

Finding the Fourth Proportional to 38,670.27, 57,993.85 and 12,367.95

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Solution

The fourth proportional to 38,670.27, 57,993.85 and 12,367.95 is: 18,548.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,670.27 : 57,993.85 = 12,367.95 : x
  2. Step 2: Convert to fraction form
    38,670.27/57,993.85 = 12,367.95/x
  3. Step 3: Cross multiply
    38,670.27x = 57,993.85 × 12,367.95
  4. Step 4: Simplify right side
    38,670.27x = 717,265,037.11
  5. Step 5: Solve for x
    x = 717,265,037.11/38,670.27
  6. Step 6: Final answer
    x = 18,548.23

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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.