Home / 22,190.80-33,251.64-13,965.52

Finding the Fourth Proportional to 22,190.80, 33,251.64 and 13,965.52

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Solution

The fourth proportional to 22,190.80, 33,251.64 and 13,965.52 is: 20,926.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190.80 : 33,251.64 = 13,965.52 : x
  2. Step 2: Convert to fraction form
    22,190.80/33,251.64 = 13,965.52/x
  3. Step 3: Cross multiply
    22,190.80x = 33,251.64 × 13,965.52
  4. Step 4: Simplify right side
    22,190.80x = 464,376,443.45
  5. Step 5: Solve for x
    x = 464,376,443.45/22,190.80
  6. Step 6: Final answer
    x = 20,926.53

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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.