Home / 26,791.08-40,193.28-8,070.69

Finding the Fourth Proportional to 26,791.08, 40,193.28 and 8,070.69

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Solution

The fourth proportional to 26,791.08, 40,193.28 and 8,070.69 is: 12,108.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791.08 : 40,193.28 = 8,070.69 : x
  2. Step 2: Convert to fraction form
    26,791.08/40,193.28 = 8,070.69/x
  3. Step 3: Cross multiply
    26,791.08x = 40,193.28 × 8,070.69
  4. Step 4: Simplify right side
    26,791.08x = 324,387,502.96
  5. Step 5: Solve for x
    x = 324,387,502.96/26,791.08
  6. Step 6: Final answer
    x = 12,108.04

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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.