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Finding the Fourth Proportional to 16,566.80, 22,863.48 and 9,494.96

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Solution

The fourth proportional to 16,566.80, 22,863.48 and 9,494.96 is: 13,103.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,566.80 : 22,863.48 = 9,494.96 : x
  2. Step 2: Convert to fraction form
    16,566.80/22,863.48 = 9,494.96/x
  3. Step 3: Cross multiply
    16,566.80x = 22,863.48 × 9,494.96
  4. Step 4: Simplify right side
    16,566.80x = 217,087,828.06
  5. Step 5: Solve for x
    x = 217,087,828.06/16,566.80
  6. Step 6: Final answer
    x = 13,103.79

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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.