Home / 33,091.31-45,666.11-18,944.26

Finding the Fourth Proportional to 33,091.31, 45,666.11 and 18,944.26

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Solution

The fourth proportional to 33,091.31, 45,666.11 and 18,944.26 is: 26,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,091.31 : 45,666.11 = 18,944.26 : x
  2. Step 2: Convert to fraction form
    33,091.31/45,666.11 = 18,944.26/x
  3. Step 3: Cross multiply
    33,091.31x = 45,666.11 × 18,944.26
  4. Step 4: Simplify right side
    33,091.31x = 865,110,661.03
  5. Step 5: Solve for x
    x = 865,110,661.03/33,091.31
  6. Step 6: Final answer
    x = 26,143.14

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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.