Home / 26,277.22-39,375.33-12,934.90

Finding the Fourth Proportional to 26,277.22, 39,375.33 and 12,934.90

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Solution

The fourth proportional to 26,277.22, 39,375.33 and 12,934.90 is: 19,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,277.22 : 39,375.33 = 12,934.90 : x
  2. Step 2: Convert to fraction form
    26,277.22/39,375.33 = 12,934.90/x
  3. Step 3: Cross multiply
    26,277.22x = 39,375.33 × 12,934.90
  4. Step 4: Simplify right side
    26,277.22x = 509,315,956.02
  5. Step 5: Solve for x
    x = 509,315,956.02/26,277.22
  6. Step 6: Final answer
    x = 19,382.41

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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.