Home / 22,306.37-33,448.97-12,949.28

Finding the Fourth Proportional to 22,306.37, 33,448.97 and 12,949.28

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Solution

The fourth proportional to 22,306.37, 33,448.97 and 12,949.28 is: 19,417.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,306.37 : 33,448.97 = 12,949.28 : x
  2. Step 2: Convert to fraction form
    22,306.37/33,448.97 = 12,949.28/x
  3. Step 3: Cross multiply
    22,306.37x = 33,448.97 × 12,949.28
  4. Step 4: Simplify right side
    22,306.37x = 433,140,184.11
  5. Step 5: Solve for x
    x = 433,140,184.11/22,306.37
  6. Step 6: Final answer
    x = 19,417.78

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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.