Home / 38,868.27-58,310.91-12,575.67

Finding the Fourth Proportional to 38,868.27, 58,310.91 and 12,575.67

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Solution

The fourth proportional to 38,868.27, 58,310.91 and 12,575.67 is: 18,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,868.27 : 58,310.91 = 12,575.67 : x
  2. Step 2: Convert to fraction form
    38,868.27/58,310.91 = 12,575.67/x
  3. Step 3: Cross multiply
    38,868.27x = 58,310.91 × 12,575.67
  4. Step 4: Simplify right side
    38,868.27x = 733,298,761.56
  5. Step 5: Solve for x
    x = 733,298,761.56/38,868.27
  6. Step 6: Final answer
    x = 18,866.26

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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.