Home / 27,005.32-40,517.30-11,218.83

Finding the Fourth Proportional to 27,005.32, 40,517.30 and 11,218.83

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Solution

The fourth proportional to 27,005.32, 40,517.30 and 11,218.83 is: 16,832.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,005.32 : 40,517.30 = 11,218.83 : x
  2. Step 2: Convert to fraction form
    27,005.32/40,517.30 = 11,218.83/x
  3. Step 3: Cross multiply
    27,005.32x = 40,517.30 × 11,218.83
  4. Step 4: Simplify right side
    27,005.32x = 454,556,700.76
  5. Step 5: Solve for x
    x = 454,556,700.76/27,005.32
  6. Step 6: Final answer
    x = 16,832.12

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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.