Home / 26,764.78-40,149.16-8,043.32

Finding the Fourth Proportional to 26,764.78, 40,149.16 and 8,043.32

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Solution

The fourth proportional to 26,764.78, 40,149.16 and 8,043.32 is: 12,065.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,764.78 : 40,149.16 = 8,043.32 : x
  2. Step 2: Convert to fraction form
    26,764.78/40,149.16 = 8,043.32/x
  3. Step 3: Cross multiply
    26,764.78x = 40,149.16 × 8,043.32
  4. Step 4: Simplify right side
    26,764.78x = 322,932,320.76
  5. Step 5: Solve for x
    x = 322,932,320.76/26,764.78
  6. Step 6: Final answer
    x = 12,065.57

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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.