Home / 27,789.83-41,689.10-9,065.54

Finding the Fourth Proportional to 27,789.83, 41,689.10 and 9,065.54

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Solution

The fourth proportional to 27,789.83, 41,689.10 and 9,065.54 is: 13,599.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789.83 : 41,689.10 = 9,065.54 : x
  2. Step 2: Convert to fraction form
    27,789.83/41,689.10 = 9,065.54/x
  3. Step 3: Cross multiply
    27,789.83x = 41,689.10 × 9,065.54
  4. Step 4: Simplify right side
    27,789.83x = 377,934,330.50
  5. Step 5: Solve for x
    x = 377,934,330.50/27,789.83
  6. Step 6: Final answer
    x = 13,599.73

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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.