Home / 21,959.16-32,932.84-6,163.28

Finding the Fourth Proportional to 21,959.16, 32,932.84 and 6,163.28

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Solution

The fourth proportional to 21,959.16, 32,932.84 and 6,163.28 is: 9,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,959.16 : 32,932.84 = 6,163.28 : x
  2. Step 2: Convert to fraction form
    21,959.16/32,932.84 = 6,163.28/x
  3. Step 3: Cross multiply
    21,959.16x = 32,932.84 × 6,163.28
  4. Step 4: Simplify right side
    21,959.16x = 202,974,314.12
  5. Step 5: Solve for x
    x = 202,974,314.12/21,959.16
  6. Step 6: Final answer
    x = 9,243.26

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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.