Home / 27,288.16-40,932.24-7,566.72

Finding the Fourth Proportional to 27,288.16, 40,932.24 and 7,566.72

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Solution

The fourth proportional to 27,288.16, 40,932.24 and 7,566.72 is: 11,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288.16 : 40,932.24 = 7,566.72 : x
  2. Step 2: Convert to fraction form
    27,288.16/40,932.24 = 7,566.72/x
  3. Step 3: Cross multiply
    27,288.16x = 40,932.24 × 7,566.72
  4. Step 4: Simplify right side
    27,288.16x = 309,722,799.05
  5. Step 5: Solve for x
    x = 309,722,799.05/27,288.16
  6. Step 6: Final answer
    x = 11,350.08

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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.