Home / 20,024.85-27,633.62-11,525.79

Finding the Fourth Proportional to 20,024.85, 27,633.62 and 11,525.79

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Solution

The fourth proportional to 20,024.85, 27,633.62 and 11,525.79 is: 15,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.85 : 27,633.62 = 11,525.79 : x
  2. Step 2: Convert to fraction form
    20,024.85/27,633.62 = 11,525.79/x
  3. Step 3: Cross multiply
    20,024.85x = 27,633.62 × 11,525.79
  4. Step 4: Simplify right side
    20,024.85x = 318,499,243.43
  5. Step 5: Solve for x
    x = 318,499,243.43/20,024.85
  6. Step 6: Final answer
    x = 15,905.20

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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.