Home / 25,766.22-38,651.13-8,237.46

Finding the Fourth Proportional to 25,766.22, 38,651.13 and 8,237.46

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Solution

The fourth proportional to 25,766.22, 38,651.13 and 8,237.46 is: 12,356.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,766.22 : 38,651.13 = 8,237.46 : x
  2. Step 2: Convert to fraction form
    25,766.22/38,651.13 = 8,237.46/x
  3. Step 3: Cross multiply
    25,766.22x = 38,651.13 × 8,237.46
  4. Step 4: Simplify right side
    25,766.22x = 318,387,137.33
  5. Step 5: Solve for x
    x = 318,387,137.33/25,766.22
  6. Step 6: Final answer
    x = 12,356.77

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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.