Home / 20,024.78-27,633.30-11,527.18

Finding the Fourth Proportional to 20,024.78, 27,633.30 and 11,527.18

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Solution

The fourth proportional to 20,024.78, 27,633.30 and 11,527.18 is: 15,906.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.78 : 27,633.30 = 11,527.18 : x
  2. Step 2: Convert to fraction form
    20,024.78/27,633.30 = 11,527.18/x
  3. Step 3: Cross multiply
    20,024.78x = 27,633.30 × 11,527.18
  4. Step 4: Simplify right side
    20,024.78x = 318,534,023.09
  5. Step 5: Solve for x
    x = 318,534,023.09/20,024.78
  6. Step 6: Final answer
    x = 15,906.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.