Home / 33,102.20-49,610.10-15,330.80

Finding the Fourth Proportional to 33,102.20, 49,610.10 and 15,330.80

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Solution

The fourth proportional to 33,102.20, 49,610.10 and 15,330.80 is: 22,976.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.20 : 49,610.10 = 15,330.80 : x
  2. Step 2: Convert to fraction form
    33,102.20/49,610.10 = 15,330.80/x
  3. Step 3: Cross multiply
    33,102.20x = 49,610.10 × 15,330.80
  4. Step 4: Simplify right side
    33,102.20x = 760,562,521.08
  5. Step 5: Solve for x
    x = 760,562,521.08/33,102.20
  6. Step 6: Final answer
    x = 22,976.19

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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.