Home / 33,638.10-50,456.75-10,264.61

Finding the Fourth Proportional to 33,638.10, 50,456.75 and 10,264.61

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Solution

The fourth proportional to 33,638.10, 50,456.75 and 10,264.61 is: 15,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,638.10 : 50,456.75 = 10,264.61 : x
  2. Step 2: Convert to fraction form
    33,638.10/50,456.75 = 10,264.61/x
  3. Step 3: Cross multiply
    33,638.10x = 50,456.75 × 10,264.61
  4. Step 4: Simplify right side
    33,638.10x = 517,918,557.01
  5. Step 5: Solve for x
    x = 517,918,557.01/33,638.10
  6. Step 6: Final answer
    x = 15,396.78

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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.