Home / 18,560.29-27,834.96-5,408.53

Finding the Fourth Proportional to 18,560.29, 27,834.96 and 5,408.53

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Solution

The fourth proportional to 18,560.29, 27,834.96 and 5,408.53 is: 8,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,560.29 : 27,834.96 = 5,408.53 : x
  2. Step 2: Convert to fraction form
    18,560.29/27,834.96 = 5,408.53/x
  3. Step 3: Cross multiply
    18,560.29x = 27,834.96 × 5,408.53
  4. Step 4: Simplify right side
    18,560.29x = 150,546,216.21
  5. Step 5: Solve for x
    x = 150,546,216.21/18,560.29
  6. Step 6: Final answer
    x = 8,111.20

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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.