Home / 26,031.05-39,046.23-6,309.78

Finding the Fourth Proportional to 26,031.05, 39,046.23 and 6,309.78

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Solution

The fourth proportional to 26,031.05, 39,046.23 and 6,309.78 is: 9,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,031.05 : 39,046.23 = 6,309.78 : x
  2. Step 2: Convert to fraction form
    26,031.05/39,046.23 = 6,309.78/x
  3. Step 3: Cross multiply
    26,031.05x = 39,046.23 × 6,309.78
  4. Step 4: Simplify right side
    26,031.05x = 246,373,121.13
  5. Step 5: Solve for x
    x = 246,373,121.13/26,031.05
  6. Step 6: Final answer
    x = 9,464.59

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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.