Home / 26,718.08-40,086.41-10,082.90

Finding the Fourth Proportional to 26,718.08, 40,086.41 and 10,082.90

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Solution

The fourth proportional to 26,718.08, 40,086.41 and 10,082.90 is: 15,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.08 : 40,086.41 = 10,082.90 : x
  2. Step 2: Convert to fraction form
    26,718.08/40,086.41 = 10,082.90/x
  3. Step 3: Cross multiply
    26,718.08x = 40,086.41 × 10,082.90
  4. Step 4: Simplify right side
    26,718.08x = 404,187,313.19
  5. Step 5: Solve for x
    x = 404,187,313.19/26,718.08
  6. Step 6: Final answer
    x = 15,127.86

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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.