Home / 26,272.64-39,400.22-8,499.08

Finding the Fourth Proportional to 26,272.64, 39,400.22 and 8,499.08

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Solution

The fourth proportional to 26,272.64, 39,400.22 and 8,499.08 is: 12,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,272.64 : 39,400.22 = 8,499.08 : x
  2. Step 2: Convert to fraction form
    26,272.64/39,400.22 = 8,499.08/x
  3. Step 3: Cross multiply
    26,272.64x = 39,400.22 × 8,499.08
  4. Step 4: Simplify right side
    26,272.64x = 334,865,621.80
  5. Step 5: Solve for x
    x = 334,865,621.80/26,272.64
  6. Step 6: Final answer
    x = 12,745.79

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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.