Home / 33,019.20-49,435.20-25,636.80

Finding the Fourth Proportional to 33,019.20, 49,435.20 and 25,636.80

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Solution

The fourth proportional to 33,019.20, 49,435.20 and 25,636.80 is: 38,382.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,019.20 : 49,435.20 = 25,636.80 : x
  2. Step 2: Convert to fraction form
    33,019.20/49,435.20 = 25,636.80/x
  3. Step 3: Cross multiply
    33,019.20x = 49,435.20 × 25,636.80
  4. Step 4: Simplify right side
    33,019.20x = 1,267,360,335.36
  5. Step 5: Solve for x
    x = 1,267,360,335.36/33,019.20
  6. Step 6: Final answer
    x = 38,382.53

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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.