Home / 26,722.52-40,078.15-10,082.18

Finding the Fourth Proportional to 26,722.52, 40,078.15 and 10,082.18

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Solution

The fourth proportional to 26,722.52, 40,078.15 and 10,082.18 is: 15,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.52 : 40,078.15 = 10,082.18 : x
  2. Step 2: Convert to fraction form
    26,722.52/40,078.15 = 10,082.18/x
  3. Step 3: Cross multiply
    26,722.52x = 40,078.15 × 10,082.18
  4. Step 4: Simplify right side
    26,722.52x = 404,075,122.37
  5. Step 5: Solve for x
    x = 404,075,122.37/26,722.52
  6. Step 6: Final answer
    x = 15,121.15

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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.