Home / 27,046.80-40,565.58-7,320.75

Finding the Fourth Proportional to 27,046.80, 40,565.58 and 7,320.75

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Solution

The fourth proportional to 27,046.80, 40,565.58 and 7,320.75 is: 10,979.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,046.80 : 40,565.58 = 7,320.75 : x
  2. Step 2: Convert to fraction form
    27,046.80/40,565.58 = 7,320.75/x
  3. Step 3: Cross multiply
    27,046.80x = 40,565.58 × 7,320.75
  4. Step 4: Simplify right side
    27,046.80x = 296,970,469.79
  5. Step 5: Solve for x
    x = 296,970,469.79/27,046.80
  6. Step 6: Final answer
    x = 10,979.87

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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.