Home / 21,974.51-32,959.15-5,744.54

Finding the Fourth Proportional to 21,974.51, 32,959.15 and 5,744.54

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Solution

The fourth proportional to 21,974.51, 32,959.15 and 5,744.54 is: 8,616.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,974.51 : 32,959.15 = 5,744.54 : x
  2. Step 2: Convert to fraction form
    21,974.51/32,959.15 = 5,744.54/x
  3. Step 3: Cross multiply
    21,974.51x = 32,959.15 × 5,744.54
  4. Step 4: Simplify right side
    21,974.51x = 189,335,058.78
  5. Step 5: Solve for x
    x = 189,335,058.78/21,974.51
  6. Step 6: Final answer
    x = 8,616.12

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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.