Home / 39,189.15-54,087.14-22,194.27

Finding the Fourth Proportional to 39,189.15, 54,087.14 and 22,194.27

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Solution

The fourth proportional to 39,189.15, 54,087.14 and 22,194.27 is: 30,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,189.15 : 54,087.14 = 22,194.27 : x
  2. Step 2: Convert to fraction form
    39,189.15/54,087.14 = 22,194.27/x
  3. Step 3: Cross multiply
    39,189.15x = 54,087.14 × 22,194.27
  4. Step 4: Simplify right side
    39,189.15x = 1,200,424,588.69
  5. Step 5: Solve for x
    x = 1,200,424,588.69/39,189.15
  6. Step 6: Final answer
    x = 30,631.55

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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.