Home / 26,720.42-40,082.72-8,951.14

Finding the Fourth Proportional to 26,720.42, 40,082.72 and 8,951.14

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Solution

The fourth proportional to 26,720.42, 40,082.72 and 8,951.14 is: 13,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.42 : 40,082.72 = 8,951.14 : x
  2. Step 2: Convert to fraction form
    26,720.42/40,082.72 = 8,951.14/x
  3. Step 3: Cross multiply
    26,720.42x = 40,082.72 × 8,951.14
  4. Step 4: Simplify right side
    26,720.42x = 358,786,043.65
  5. Step 5: Solve for x
    x = 358,786,043.65/26,720.42
  6. Step 6: Final answer
    x = 13,427.41

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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.