Home / 33,511.47-46,245.87-18,405.11

Finding the Fourth Proportional to 33,511.47, 46,245.87 and 18,405.11

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Solution

The fourth proportional to 33,511.47, 46,245.87 and 18,405.11 is: 25,399.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,511.47 : 46,245.87 = 18,405.11 : x
  2. Step 2: Convert to fraction form
    33,511.47/46,245.87 = 18,405.11/x
  3. Step 3: Cross multiply
    33,511.47x = 46,245.87 × 18,405.11
  4. Step 4: Simplify right side
    33,511.47x = 851,160,093.17
  5. Step 5: Solve for x
    x = 851,160,093.17/33,511.47
  6. Step 6: Final answer
    x = 25,399.07

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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.