Home / 33,099.97-49,639.42-10,909.21

Finding the Fourth Proportional to 33,099.97, 49,639.42 and 10,909.21

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Solution

The fourth proportional to 33,099.97, 49,639.42 and 10,909.21 is: 16,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,099.97 : 49,639.42 = 10,909.21 : x
  2. Step 2: Convert to fraction form
    33,099.97/49,639.42 = 10,909.21/x
  3. Step 3: Cross multiply
    33,099.97x = 49,639.42 × 10,909.21
  4. Step 4: Simplify right side
    33,099.97x = 541,526,746.60
  5. Step 5: Solve for x
    x = 541,526,746.60/33,099.97
  6. Step 6: Final answer
    x = 16,360.34

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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.