Home / 22,971.13-34,456.69-7,388.75

Finding the Fourth Proportional to 22,971.13, 34,456.69 and 7,388.75

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Solution

The fourth proportional to 22,971.13, 34,456.69 and 7,388.75 is: 11,083.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,971.13 : 34,456.69 = 7,388.75 : x
  2. Step 2: Convert to fraction form
    22,971.13/34,456.69 = 7,388.75/x
  3. Step 3: Cross multiply
    22,971.13x = 34,456.69 × 7,388.75
  4. Step 4: Simplify right side
    22,971.13x = 254,591,868.24
  5. Step 5: Solve for x
    x = 254,591,868.24/22,971.13
  6. Step 6: Final answer
    x = 11,083.12

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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.