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Finding the Fourth Proportional to 16,618.76, 22,934.34 and 9,546.44

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Solution

The fourth proportional to 16,618.76, 22,934.34 and 9,546.44 is: 13,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.76 : 22,934.34 = 9,546.44 : x
  2. Step 2: Convert to fraction form
    16,618.76/22,934.34 = 9,546.44/x
  3. Step 3: Cross multiply
    16,618.76x = 22,934.34 × 9,546.44
  4. Step 4: Simplify right side
    16,618.76x = 218,941,300.75
  5. Step 5: Solve for x
    x = 218,941,300.75/16,618.76
  6. Step 6: Final answer
    x = 13,174.35

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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.