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Finding the Fourth Proportional to 22,023.24, 33,026.40 and 7,979.14

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Solution

The fourth proportional to 22,023.24, 33,026.40 and 7,979.14 is: 11,965.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,023.24 : 33,026.40 = 7,979.14 : x
  2. Step 2: Convert to fraction form
    22,023.24/33,026.40 = 7,979.14/x
  3. Step 3: Cross multiply
    22,023.24x = 33,026.40 × 7,979.14
  4. Step 4: Simplify right side
    22,023.24x = 263,522,269.30
  5. Step 5: Solve for x
    x = 263,522,269.30/22,023.24
  6. Step 6: Final answer
    x = 11,965.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.