Home / 33,101.21-49,655.06-10,905.53

Finding the Fourth Proportional to 33,101.21, 49,655.06 and 10,905.53

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Solution

The fourth proportional to 33,101.21, 49,655.06 and 10,905.53 is: 16,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,101.21 : 49,655.06 = 10,905.53 : x
  2. Step 2: Convert to fraction form
    33,101.21/49,655.06 = 10,905.53/x
  3. Step 3: Cross multiply
    33,101.21x = 49,655.06 × 10,905.53
  4. Step 4: Simplify right side
    33,101.21x = 541,514,691.95
  5. Step 5: Solve for x
    x = 541,514,691.95/33,101.21
  6. Step 6: Final answer
    x = 16,359.36

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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.