Home / 22,628.91-33,932.40-13,271.99

Finding the Fourth Proportional to 22,628.91, 33,932.40 and 13,271.99

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Solution

The fourth proportional to 22,628.91, 33,932.40 and 13,271.99 is: 19,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,628.91 : 33,932.40 = 13,271.99 : x
  2. Step 2: Convert to fraction form
    22,628.91/33,932.40 = 13,271.99/x
  3. Step 3: Cross multiply
    22,628.91x = 33,932.40 × 13,271.99
  4. Step 4: Simplify right side
    22,628.91x = 450,350,473.48
  5. Step 5: Solve for x
    x = 450,350,473.48/22,628.91
  6. Step 6: Final answer
    x = 19,901.55

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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.