Home / 22,178.84-33,278.00-11,646.41

Finding the Fourth Proportional to 22,178.84, 33,278.00 and 11,646.41

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Solution

The fourth proportional to 22,178.84, 33,278.00 and 11,646.41 is: 17,474.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178.84 : 33,278.00 = 11,646.41 : x
  2. Step 2: Convert to fraction form
    22,178.84/33,278.00 = 11,646.41/x
  3. Step 3: Cross multiply
    22,178.84x = 33,278.00 × 11,646.41
  4. Step 4: Simplify right side
    22,178.84x = 387,569,007.36
  5. Step 5: Solve for x
    x = 387,569,007.36/22,178.84
  6. Step 6: Final answer
    x = 17,474.72

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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.