Home / 26,165.88-39,250.49-8,635.86

Finding the Fourth Proportional to 26,165.88, 39,250.49 and 8,635.86

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Solution

The fourth proportional to 26,165.88, 39,250.49 and 8,635.86 is: 12,954.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.88 : 39,250.49 = 8,635.86 : x
  2. Step 2: Convert to fraction form
    26,165.88/39,250.49 = 8,635.86/x
  3. Step 3: Cross multiply
    26,165.88x = 39,250.49 × 8,635.86
  4. Step 4: Simplify right side
    26,165.88x = 338,961,693.39
  5. Step 5: Solve for x
    x = 338,961,693.39/26,165.88
  6. Step 6: Final answer
    x = 12,954.34

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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.