Home / 33,251.23-45,884.88-18,909.12

Finding the Fourth Proportional to 33,251.23, 45,884.88 and 18,909.12

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Solution

The fourth proportional to 33,251.23, 45,884.88 and 18,909.12 is: 26,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.23 : 45,884.88 = 18,909.12 : x
  2. Step 2: Convert to fraction form
    33,251.23/45,884.88 = 18,909.12/x
  3. Step 3: Cross multiply
    33,251.23x = 45,884.88 × 18,909.12
  4. Step 4: Simplify right side
    33,251.23x = 867,642,804.95
  5. Step 5: Solve for x
    x = 867,642,804.95/33,251.23
  6. Step 6: Final answer
    x = 26,093.56

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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.