Home / 16,561.91-22,843.56-11,527.88

Finding the Fourth Proportional to 16,561.91, 22,843.56 and 11,527.88

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Solution

The fourth proportional to 16,561.91, 22,843.56 and 11,527.88 is: 15,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,561.91 : 22,843.56 = 11,527.88 : x
  2. Step 2: Convert to fraction form
    16,561.91/22,843.56 = 11,527.88/x
  3. Step 3: Cross multiply
    16,561.91x = 22,843.56 × 11,527.88
  4. Step 4: Simplify right side
    16,561.91x = 263,337,827.03
  5. Step 5: Solve for x
    x = 263,337,827.03/16,561.91
  6. Step 6: Final answer
    x = 15,900.21

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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.