Home / 26,481.55-39,722.28-6,760.10

Finding the Fourth Proportional to 26,481.55, 39,722.28 and 6,760.10

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Solution

The fourth proportional to 26,481.55, 39,722.28 and 6,760.10 is: 10,140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.55 : 39,722.28 = 6,760.10 : x
  2. Step 2: Convert to fraction form
    26,481.55/39,722.28 = 6,760.10/x
  3. Step 3: Cross multiply
    26,481.55x = 39,722.28 × 6,760.10
  4. Step 4: Simplify right side
    26,481.55x = 268,526,585.03
  5. Step 5: Solve for x
    x = 268,526,585.03/26,481.55
  6. Step 6: Final answer
    x = 10,140.14

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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.