Home / 26,364.25-39,546.87-12,320.43

Finding the Fourth Proportional to 26,364.25, 39,546.87 and 12,320.43

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Solution

The fourth proportional to 26,364.25, 39,546.87 and 12,320.43 is: 18,480.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,364.25 : 39,546.87 = 12,320.43 : x
  2. Step 2: Convert to fraction form
    26,364.25/39,546.87 = 12,320.43/x
  3. Step 3: Cross multiply
    26,364.25x = 39,546.87 × 12,320.43
  4. Step 4: Simplify right side
    26,364.25x = 487,234,443.55
  5. Step 5: Solve for x
    x = 487,234,443.55/26,364.25
  6. Step 6: Final answer
    x = 18,480.88

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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.