Home / 21,936.52-32,889.42-10,836.28

Finding the Fourth Proportional to 21,936.52, 32,889.42 and 10,836.28

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Solution

The fourth proportional to 21,936.52, 32,889.42 and 10,836.28 is: 16,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936.52 : 32,889.42 = 10,836.28 : x
  2. Step 2: Convert to fraction form
    21,936.52/32,889.42 = 10,836.28/x
  3. Step 3: Cross multiply
    21,936.52x = 32,889.42 × 10,836.28
  4. Step 4: Simplify right side
    21,936.52x = 356,398,964.16
  5. Step 5: Solve for x
    x = 356,398,964.16/21,936.52
  6. Step 6: Final answer
    x = 16,246.83

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1.5x scale

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.