Home / 22,186.80-33,245.64-13,961.52

Finding the Fourth Proportional to 22,186.80, 33,245.64 and 13,961.52

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Solution

The fourth proportional to 22,186.80, 33,245.64 and 13,961.52 is: 20,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186.80 : 33,245.64 = 13,961.52 : x
  2. Step 2: Convert to fraction form
    22,186.80/33,245.64 = 13,961.52/x
  3. Step 3: Cross multiply
    22,186.80x = 33,245.64 × 13,961.52
  4. Step 4: Simplify right side
    22,186.80x = 464,159,667.77
  5. Step 5: Solve for x
    x = 464,159,667.77/22,186.80
  6. Step 6: Final answer
    x = 20,920.53

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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.