Home / 26,382.18-39,579.18-8,851.56

Finding the Fourth Proportional to 26,382.18, 39,579.18 and 8,851.56

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Solution

The fourth proportional to 26,382.18, 39,579.18 and 8,851.56 is: 13,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,382.18 : 39,579.18 = 8,851.56 : x
  2. Step 2: Convert to fraction form
    26,382.18/39,579.18 = 8,851.56/x
  3. Step 3: Cross multiply
    26,382.18x = 39,579.18 × 8,851.56
  4. Step 4: Simplify right side
    26,382.18x = 350,337,486.52
  5. Step 5: Solve for x
    x = 350,337,486.52/26,382.18
  6. Step 6: Final answer
    x = 13,279.32

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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.