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Finding the Fourth Proportional to 22,069.78, 33,094.30 and 8,019.90

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Solution

The fourth proportional to 22,069.78, 33,094.30 and 8,019.90 is: 12,026.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,069.78 : 33,094.30 = 8,019.90 : x
  2. Step 2: Convert to fraction form
    22,069.78/33,094.30 = 8,019.90/x
  3. Step 3: Cross multiply
    22,069.78x = 33,094.30 × 8,019.90
  4. Step 4: Simplify right side
    22,069.78x = 265,412,956.52
  5. Step 5: Solve for x
    x = 265,412,956.52/22,069.78
  6. Step 6: Final answer
    x = 12,026.08

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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.