Home / 13,232.64-19,843.19-3,872.46

Finding the Fourth Proportional to 13,232.64, 19,843.19 and 3,872.46

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Solution

The fourth proportional to 13,232.64, 19,843.19 and 3,872.46 is: 5,807.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232.64 : 19,843.19 = 3,872.46 : x
  2. Step 2: Convert to fraction form
    13,232.64/19,843.19 = 3,872.46/x
  3. Step 3: Cross multiply
    13,232.64x = 19,843.19 × 3,872.46
  4. Step 4: Simplify right side
    13,232.64x = 76,841,959.55
  5. Step 5: Solve for x
    x = 76,841,959.55/13,232.64
  6. Step 6: Final answer
    x = 5,807.00

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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.