Home / 38,851.70-58,277.87-12,556.43

Finding the Fourth Proportional to 38,851.70, 58,277.87 and 12,556.43

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Solution

The fourth proportional to 38,851.70, 58,277.87 and 12,556.43 is: 18,834.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,851.70 : 58,277.87 = 12,556.43 : x
  2. Step 2: Convert to fraction form
    38,851.70/58,277.87 = 12,556.43/x
  3. Step 3: Cross multiply
    38,851.70x = 58,277.87 × 12,556.43
  4. Step 4: Simplify right side
    38,851.70x = 731,761,932.42
  5. Step 5: Solve for x
    x = 731,761,932.42/38,851.70
  6. Step 6: Final answer
    x = 18,834.75

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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.