Home / 33,121.01-49,633.21-15,357.10

Finding the Fourth Proportional to 33,121.01, 49,633.21 and 15,357.10

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Solution

The fourth proportional to 33,121.01, 49,633.21 and 15,357.10 is: 23,013.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121.01 : 49,633.21 = 15,357.10 : x
  2. Step 2: Convert to fraction form
    33,121.01/49,633.21 = 15,357.10/x
  3. Step 3: Cross multiply
    33,121.01x = 49,633.21 × 15,357.10
  4. Step 4: Simplify right side
    33,121.01x = 762,222,169.29
  5. Step 5: Solve for x
    x = 762,222,169.29/33,121.01
  6. Step 6: Final answer
    x = 23,013.25

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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.