Home / 26,082.28-36,007.49-20,404.96

Finding the Fourth Proportional to 26,082.28, 36,007.49 and 20,404.96

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Solution

The fourth proportional to 26,082.28, 36,007.49 and 20,404.96 is: 28,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,082.28 : 36,007.49 = 20,404.96 : x
  2. Step 2: Convert to fraction form
    26,082.28/36,007.49 = 20,404.96/x
  3. Step 3: Cross multiply
    26,082.28x = 36,007.49 × 20,404.96
  4. Step 4: Simplify right side
    26,082.28x = 734,731,354.14
  5. Step 5: Solve for x
    x = 734,731,354.14/26,082.28
  6. Step 6: Final answer
    x = 28,169.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.