Home / 36,813.45-55,222.62-22,116.81

Finding the Fourth Proportional to 36,813.45, 55,222.62 and 22,116.81

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Solution

The fourth proportional to 36,813.45, 55,222.62 and 22,116.81 is: 33,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,813.45 : 55,222.62 = 22,116.81 : x
  2. Step 2: Convert to fraction form
    36,813.45/55,222.62 = 22,116.81/x
  3. Step 3: Cross multiply
    36,813.45x = 55,222.62 × 22,116.81
  4. Step 4: Simplify right side
    36,813.45x = 1,221,348,194.24
  5. Step 5: Solve for x
    x = 1,221,348,194.24/36,813.45
  6. Step 6: Final answer
    x = 33,176.68

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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.