Home / 27,408.30-41,114.46-8,689.76

Finding the Fourth Proportional to 27,408.30, 41,114.46 and 8,689.76

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Solution

The fourth proportional to 27,408.30, 41,114.46 and 8,689.76 is: 13,035.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.30 : 41,114.46 = 8,689.76 : x
  2. Step 2: Convert to fraction form
    27,408.30/41,114.46 = 8,689.76/x
  3. Step 3: Cross multiply
    27,408.30x = 41,114.46 × 8,689.76
  4. Step 4: Simplify right side
    27,408.30x = 357,274,789.93
  5. Step 5: Solve for x
    x = 357,274,789.93/27,408.30
  6. Step 6: Final answer
    x = 13,035.28

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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.