Home / 26,278.92-39,476.70-25,449.48

Finding the Fourth Proportional to 26,278.92, 39,476.70 and 25,449.48

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Solution

The fourth proportional to 26,278.92, 39,476.70 and 25,449.48 is: 38,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278.92 : 39,476.70 = 25,449.48 : x
  2. Step 2: Convert to fraction form
    26,278.92/39,476.70 = 25,449.48/x
  3. Step 3: Cross multiply
    26,278.92x = 39,476.70 × 25,449.48
  4. Step 4: Simplify right side
    26,278.92x = 1,004,661,487.12
  5. Step 5: Solve for x
    x = 1,004,661,487.12/26,278.92
  6. Step 6: Final answer
    x = 38,230.70

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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.