Home / 26,936.28-40,422.87-9,406.04

Finding the Fourth Proportional to 26,936.28, 40,422.87 and 9,406.04

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Solution

The fourth proportional to 26,936.28, 40,422.87 and 9,406.04 is: 14,115.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.28 : 40,422.87 = 9,406.04 : x
  2. Step 2: Convert to fraction form
    26,936.28/40,422.87 = 9,406.04/x
  3. Step 3: Cross multiply
    26,936.28x = 40,422.87 × 9,406.04
  4. Step 4: Simplify right side
    26,936.28x = 380,218,930.02
  5. Step 5: Solve for x
    x = 380,218,930.02/26,936.28
  6. Step 6: Final answer
    x = 14,115.50

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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.