Home / 36,918.39-50,947.38-20,151.39

Finding the Fourth Proportional to 36,918.39, 50,947.38 and 20,151.39

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Solution

The fourth proportional to 36,918.39, 50,947.38 and 20,151.39 is: 27,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,918.39 : 50,947.38 = 20,151.39 : x
  2. Step 2: Convert to fraction form
    36,918.39/50,947.38 = 20,151.39/x
  3. Step 3: Cross multiply
    36,918.39x = 50,947.38 × 20,151.39
  4. Step 4: Simplify right side
    36,918.39x = 1,026,660,523.86
  5. Step 5: Solve for x
    x = 1,026,660,523.86/36,918.39
  6. Step 6: Final answer
    x = 27,808.92

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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.