Home / 21,964.94-32,952.28-12,099.14

Finding the Fourth Proportional to 21,964.94, 32,952.28 and 12,099.14

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Solution

The fourth proportional to 21,964.94, 32,952.28 and 12,099.14 is: 18,151.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,964.94 : 32,952.28 = 12,099.14 : x
  2. Step 2: Convert to fraction form
    21,964.94/32,952.28 = 12,099.14/x
  3. Step 3: Cross multiply
    21,964.94x = 32,952.28 × 12,099.14
  4. Step 4: Simplify right side
    21,964.94x = 398,694,249.04
  5. Step 5: Solve for x
    x = 398,694,249.04/21,964.94
  6. Step 6: Final answer
    x = 18,151.39

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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.