Home / 33,106.11-49,665.30-10,921.02

Finding the Fourth Proportional to 33,106.11, 49,665.30 and 10,921.02

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Solution

The fourth proportional to 33,106.11, 49,665.30 and 10,921.02 is: 16,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106.11 : 49,665.30 = 10,921.02 : x
  2. Step 2: Convert to fraction form
    33,106.11/49,665.30 = 10,921.02/x
  3. Step 3: Cross multiply
    33,106.11x = 49,665.30 × 10,921.02
  4. Step 4: Simplify right side
    33,106.11x = 542,395,680.00
  5. Step 5: Solve for x
    x = 542,395,680.00/33,106.11
  6. Step 6: Final answer
    x = 16,383.55

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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.