Home / 33,026.80-49,540.20-15,530.80

Finding the Fourth Proportional to 33,026.80, 49,540.20 and 15,530.80

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Solution

The fourth proportional to 33,026.80, 49,540.20 and 15,530.80 is: 23,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,026.80 : 49,540.20 = 15,530.80 : x
  2. Step 2: Convert to fraction form
    33,026.80/49,540.20 = 15,530.80/x
  3. Step 3: Cross multiply
    33,026.80x = 49,540.20 × 15,530.80
  4. Step 4: Simplify right side
    33,026.80x = 769,398,938.16
  5. Step 5: Solve for x
    x = 769,398,938.16/33,026.80
  6. Step 6: Final answer
    x = 23,296.20

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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.