Home / 22,392.45-33,544.94-13,605.57

Finding the Fourth Proportional to 22,392.45, 33,544.94 and 13,605.57

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Solution

The fourth proportional to 22,392.45, 33,544.94 and 13,605.57 is: 20,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,392.45 : 33,544.94 = 13,605.57 : x
  2. Step 2: Convert to fraction form
    22,392.45/33,544.94 = 13,605.57/x
  3. Step 3: Cross multiply
    22,392.45x = 33,544.94 × 13,605.57
  4. Step 4: Simplify right side
    22,392.45x = 456,397,961.29
  5. Step 5: Solve for x
    x = 456,397,961.29/22,392.45
  6. Step 6: Final answer
    x = 20,381.78

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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.