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Finding the Fourth Proportional to 16,225.19, 22,390.79 and 8,773.19

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Solution

The fourth proportional to 16,225.19, 22,390.79 and 8,773.19 is: 12,107.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.19 : 22,390.79 = 8,773.19 : x
  2. Step 2: Convert to fraction form
    16,225.19/22,390.79 = 8,773.19/x
  3. Step 3: Cross multiply
    16,225.19x = 22,390.79 × 8,773.19
  4. Step 4: Simplify right side
    16,225.19x = 196,438,654.92
  5. Step 5: Solve for x
    x = 196,438,654.92/16,225.19
  6. Step 6: Final answer
    x = 12,107.02

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Half scale
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Double scale
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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.