Home / 26,895.94-40,344.81-9,126.43

Finding the Fourth Proportional to 26,895.94, 40,344.81 and 9,126.43

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Solution

The fourth proportional to 26,895.94, 40,344.81 and 9,126.43 is: 13,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,895.94 : 40,344.81 = 9,126.43 : x
  2. Step 2: Convert to fraction form
    26,895.94/40,344.81 = 9,126.43/x
  3. Step 3: Cross multiply
    26,895.94x = 40,344.81 × 9,126.43
  4. Step 4: Simplify right side
    26,895.94x = 368,204,084.33
  5. Step 5: Solve for x
    x = 368,204,084.33/26,895.94
  6. Step 6: Final answer
    x = 13,689.95

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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.