Home / 26,912.97-40,369.12-9,382.74

Finding the Fourth Proportional to 26,912.97, 40,369.12 and 9,382.74

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Solution

The fourth proportional to 26,912.97, 40,369.12 and 9,382.74 is: 14,073.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.97 : 40,369.12 = 9,382.74 : x
  2. Step 2: Convert to fraction form
    26,912.97/40,369.12 = 9,382.74/x
  3. Step 3: Cross multiply
    26,912.97x = 40,369.12 × 9,382.74
  4. Step 4: Simplify right side
    26,912.97x = 378,772,956.99
  5. Step 5: Solve for x
    x = 378,772,956.99/26,912.97
  6. Step 6: Final answer
    x = 14,073.99

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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.