Home / 33,110.83-45,693.28-18,963.37

Finding the Fourth Proportional to 33,110.83, 45,693.28 and 18,963.37

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Solution

The fourth proportional to 33,110.83, 45,693.28 and 18,963.37 is: 26,169.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,110.83 : 45,693.28 = 18,963.37 : x
  2. Step 2: Convert to fraction form
    33,110.83/45,693.28 = 18,963.37/x
  3. Step 3: Cross multiply
    33,110.83x = 45,693.28 × 18,963.37
  4. Step 4: Simplify right side
    33,110.83x = 866,498,575.15
  5. Step 5: Solve for x
    x = 866,498,575.15/33,110.83
  6. Step 6: Final answer
    x = 26,169.64

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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.