Home / 22,186.40-33,258.06-8,855.53

Finding the Fourth Proportional to 22,186.40, 33,258.06 and 8,855.53

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Solution

The fourth proportional to 22,186.40, 33,258.06 and 8,855.53 is: 13,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186.40 : 33,258.06 = 8,855.53 : x
  2. Step 2: Convert to fraction form
    22,186.40/33,258.06 = 8,855.53/x
  3. Step 3: Cross multiply
    22,186.40x = 33,258.06 × 8,855.53
  4. Step 4: Simplify right side
    22,186.40x = 294,517,770.21
  5. Step 5: Solve for x
    x = 294,517,770.21/22,186.40
  6. Step 6: Final answer
    x = 13,274.70

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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.