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Finding the Fourth Proportional to 22,194.84, 33,246.90 and 10,330.68

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Solution

The fourth proportional to 22,194.84, 33,246.90 and 10,330.68 is: 15,474.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,194.84 : 33,246.90 = 10,330.68 : x
  2. Step 2: Convert to fraction form
    22,194.84/33,246.90 = 10,330.68/x
  3. Step 3: Cross multiply
    22,194.84x = 33,246.90 × 10,330.68
  4. Step 4: Simplify right side
    22,194.84x = 343,463,084.89
  5. Step 5: Solve for x
    x = 343,463,084.89/22,194.84
  6. Step 6: Final answer
    x = 15,474.91

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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.