Home / 21,908.52-32,882.30-10,228.36

Finding the Fourth Proportional to 21,908.52, 32,882.30 and 10,228.36

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Solution

The fourth proportional to 21,908.52, 32,882.30 and 10,228.36 is: 15,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908.52 : 32,882.30 = 10,228.36 : x
  2. Step 2: Convert to fraction form
    21,908.52/32,882.30 = 10,228.36/x
  3. Step 3: Cross multiply
    21,908.52x = 32,882.30 × 10,228.36
  4. Step 4: Simplify right side
    21,908.52x = 336,332,002.03
  5. Step 5: Solve for x
    x = 336,332,002.03/21,908.52
  6. Step 6: Final answer
    x = 15,351.65

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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.