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Finding the Fourth Proportional to 22,356.35, 33,538.67 and 7,364.30

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Solution

The fourth proportional to 22,356.35, 33,538.67 and 7,364.30 is: 11,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356.35 : 33,538.67 = 7,364.30 : x
  2. Step 2: Convert to fraction form
    22,356.35/33,538.67 = 7,364.30/x
  3. Step 3: Cross multiply
    22,356.35x = 33,538.67 × 7,364.30
  4. Step 4: Simplify right side
    22,356.35x = 246,988,622.97
  5. Step 5: Solve for x
    x = 246,988,622.97/22,356.35
  6. Step 6: Final answer
    x = 11,047.81

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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.