Home / 26,247.78-39,357.09-8,708.04

Finding the Fourth Proportional to 26,247.78, 39,357.09 and 8,708.04

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Solution

The fourth proportional to 26,247.78, 39,357.09 and 8,708.04 is: 13,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.78 : 39,357.09 = 8,708.04 : x
  2. Step 2: Convert to fraction form
    26,247.78/39,357.09 = 8,708.04/x
  3. Step 3: Cross multiply
    26,247.78x = 39,357.09 × 8,708.04
  4. Step 4: Simplify right side
    26,247.78x = 342,723,114.00
  5. Step 5: Solve for x
    x = 342,723,114.00/26,247.78
  6. Step 6: Final answer
    x = 13,057.22

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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.