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Finding the Fourth Proportional to 22,015.31, 33,024.05 and 8,865.91

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Solution

The fourth proportional to 22,015.31, 33,024.05 and 8,865.91 is: 13,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.31 : 33,024.05 = 8,865.91 : x
  2. Step 2: Convert to fraction form
    22,015.31/33,024.05 = 8,865.91/x
  3. Step 3: Cross multiply
    22,015.31x = 33,024.05 × 8,865.91
  4. Step 4: Simplify right side
    22,015.31x = 292,788,255.14
  5. Step 5: Solve for x
    x = 292,788,255.14/22,015.31
  6. Step 6: Final answer
    x = 13,299.30

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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.