Home / 13,331.01-19,992.33-5,538

Finding the Fourth Proportional to 13,331.01, 19,992.33 and 5,538

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Solution

The fourth proportional to 13,331.01, 19,992.33 and 5,538 is: 8,305.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.01 : 19,992.33 = 5,538 : x
  2. Step 2: Convert to fraction form
    13,331.01/19,992.33 = 5,538/x
  3. Step 3: Cross multiply
    13,331.01x = 19,992.33 × 5,538
  4. Step 4: Simplify right side
    13,331.01x = 110,717,523.54
  5. Step 5: Solve for x
    x = 110,717,523.54/13,331.01
  6. Step 6: Final answer
    x = 8,305.26

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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.