Home / 33,286.60-49,916.18-13,551.80

Finding the Fourth Proportional to 33,286.60, 49,916.18 and 13,551.80

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Solution

The fourth proportional to 33,286.60, 49,916.18 and 13,551.80 is: 20,322.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.60 : 49,916.18 = 13,551.80 : x
  2. Step 2: Convert to fraction form
    33,286.60/49,916.18 = 13,551.80/x
  3. Step 3: Cross multiply
    33,286.60x = 49,916.18 × 13,551.80
  4. Step 4: Simplify right side
    33,286.60x = 676,454,088.12
  5. Step 5: Solve for x
    x = 676,454,088.12/33,286.60
  6. Step 6: Final answer
    x = 20,322.11

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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.