Home / 27,781.20-41,676.12-9,056.89

Finding the Fourth Proportional to 27,781.20, 41,676.12 and 9,056.89

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Solution

The fourth proportional to 27,781.20, 41,676.12 and 9,056.89 is: 13,586.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,781.20 : 41,676.12 = 9,056.89 : x
  2. Step 2: Convert to fraction form
    27,781.20/41,676.12 = 9,056.89/x
  3. Step 3: Cross multiply
    27,781.20x = 41,676.12 × 9,056.89
  4. Step 4: Simplify right side
    27,781.20x = 377,455,930.28
  5. Step 5: Solve for x
    x = 377,455,930.28/27,781.20
  6. Step 6: Final answer
    x = 13,586.74

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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.