Home / 26,243.12-39,356.20-8,708.24

Finding the Fourth Proportional to 26,243.12, 39,356.20 and 8,708.24

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Solution

The fourth proportional to 26,243.12, 39,356.20 and 8,708.24 is: 13,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,243.12 : 39,356.20 = 8,708.24 : x
  2. Step 2: Convert to fraction form
    26,243.12/39,356.20 = 8,708.24/x
  3. Step 3: Cross multiply
    26,243.12x = 39,356.20 × 8,708.24
  4. Step 4: Simplify right side
    26,243.12x = 342,723,235.09
  5. Step 5: Solve for x
    x = 342,723,235.09/26,243.12
  6. Step 6: Final answer
    x = 13,059.55

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1.5x scale

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.