Home / 36,333.92-54,479.70-14,121.32

Finding the Fourth Proportional to 36,333.92, 54,479.70 and 14,121.32

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Solution

The fourth proportional to 36,333.92, 54,479.70 and 14,121.32 is: 21,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,333.92 : 54,479.70 = 14,121.32 : x
  2. Step 2: Convert to fraction form
    36,333.92/54,479.70 = 14,121.32/x
  3. Step 3: Cross multiply
    36,333.92x = 54,479.70 × 14,121.32
  4. Step 4: Simplify right side
    36,333.92x = 769,325,277.20
  5. Step 5: Solve for x
    x = 769,325,277.20/36,333.92
  6. Step 6: Final answer
    x = 21,173.75

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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.