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Finding the Fourth Proportional to 16,644.05, 22,965.75 and 9,473.54

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Solution

The fourth proportional to 16,644.05, 22,965.75 and 9,473.54 is: 13,071.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,644.05 : 22,965.75 = 9,473.54 : x
  2. Step 2: Convert to fraction form
    16,644.05/22,965.75 = 9,473.54/x
  3. Step 3: Cross multiply
    16,644.05x = 22,965.75 × 9,473.54
  4. Step 4: Simplify right side
    16,644.05x = 217,567,008.67
  5. Step 5: Solve for x
    x = 217,567,008.67/16,644.05
  6. Step 6: Final answer
    x = 13,071.76

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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.