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Finding the Fourth Proportional to 22,027.68, 33,047.28 and 6,445.08

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Solution

The fourth proportional to 22,027.68, 33,047.28 and 6,445.08 is: 9,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,027.68 : 33,047.28 = 6,445.08 : x
  2. Step 2: Convert to fraction form
    22,027.68/33,047.28 = 6,445.08/x
  3. Step 3: Cross multiply
    22,027.68x = 33,047.28 × 6,445.08
  4. Step 4: Simplify right side
    22,027.68x = 212,992,363.38
  5. Step 5: Solve for x
    x = 212,992,363.38/22,027.68
  6. Step 6: Final answer
    x = 9,669.31

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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.