Home / 26,159.88-39,230.10-8,625

Finding the Fourth Proportional to 26,159.88, 39,230.10 and 8,625

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Solution

The fourth proportional to 26,159.88, 39,230.10 and 8,625 is: 12,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,159.88 : 39,230.10 = 8,625 : x
  2. Step 2: Convert to fraction form
    26,159.88/39,230.10 = 8,625/x
  3. Step 3: Cross multiply
    26,159.88x = 39,230.10 × 8,625
  4. Step 4: Simplify right side
    26,159.88x = 338,359,612.50
  5. Step 5: Solve for x
    x = 338,359,612.50/26,159.88
  6. Step 6: Final answer
    x = 12,934.30

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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.