Home / 39,667.25-54,741.84-22,438.22

Finding the Fourth Proportional to 39,667.25, 54,741.84 and 22,438.22

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Solution

The fourth proportional to 39,667.25, 54,741.84 and 22,438.22 is: 30,965.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,667.25 : 54,741.84 = 22,438.22 : x
  2. Step 2: Convert to fraction form
    39,667.25/54,741.84 = 22,438.22/x
  3. Step 3: Cross multiply
    39,667.25x = 54,741.84 × 22,438.22
  4. Step 4: Simplify right side
    39,667.25x = 1,228,309,449.12
  5. Step 5: Solve for x
    x = 1,228,309,449.12/39,667.25
  6. Step 6: Final answer
    x = 30,965.33

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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.