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Finding the Fourth Proportional to 16,092.56, 22,207.84 and 9,019.28

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Solution

The fourth proportional to 16,092.56, 22,207.84 and 9,019.28 is: 12,446.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,092.56 : 22,207.84 = 9,019.28 : x
  2. Step 2: Convert to fraction form
    16,092.56/22,207.84 = 9,019.28/x
  3. Step 3: Cross multiply
    16,092.56x = 22,207.84 × 9,019.28
  4. Step 4: Simplify right side
    16,092.56x = 200,298,727.16
  5. Step 5: Solve for x
    x = 200,298,727.16/16,092.56
  6. Step 6: Final answer
    x = 12,446.67

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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.