Home / 26,856.24-40,282.56-8,136.80

Finding the Fourth Proportional to 26,856.24, 40,282.56 and 8,136.80

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Solution

The fourth proportional to 26,856.24, 40,282.56 and 8,136.80 is: 12,204.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,856.24 : 40,282.56 = 8,136.80 : x
  2. Step 2: Convert to fraction form
    26,856.24/40,282.56 = 8,136.80/x
  3. Step 3: Cross multiply
    26,856.24x = 40,282.56 × 8,136.80
  4. Step 4: Simplify right side
    26,856.24x = 327,771,134.21
  5. Step 5: Solve for x
    x = 327,771,134.21/26,856.24
  6. Step 6: Final answer
    x = 12,204.65

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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.