Home / 33,220.54-45,844.95-18,113.32

Finding the Fourth Proportional to 33,220.54, 45,844.95 and 18,113.32

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Solution

The fourth proportional to 33,220.54, 45,844.95 and 18,113.32 is: 24,996.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.54 : 45,844.95 = 18,113.32 : x
  2. Step 2: Convert to fraction form
    33,220.54/45,844.95 = 18,113.32/x
  3. Step 3: Cross multiply
    33,220.54x = 45,844.95 × 18,113.32
  4. Step 4: Simplify right side
    33,220.54x = 830,404,249.73
  5. Step 5: Solve for x
    x = 830,404,249.73/33,220.54
  6. Step 6: Final answer
    x = 24,996.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.