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Finding the Fourth Proportional to 22,101.95, 33,152.94 and 18,198.16

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Solution

The fourth proportional to 22,101.95, 33,152.94 and 18,198.16 is: 27,297.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,101.95 : 33,152.94 = 18,198.16 : x
  2. Step 2: Convert to fraction form
    22,101.95/33,152.94 = 18,198.16/x
  3. Step 3: Cross multiply
    22,101.95x = 33,152.94 × 18,198.16
  4. Step 4: Simplify right side
    22,101.95x = 603,322,423.71
  5. Step 5: Solve for x
    x = 603,322,423.71/22,101.95
  6. Step 6: Final answer
    x = 27,297.25

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Similar ratio
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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.