Home / 39,540.90-54,564.81-23,634.12

Finding the Fourth Proportional to 39,540.90, 54,564.81 and 23,634.12

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Solution

The fourth proportional to 39,540.90, 54,564.81 and 23,634.12 is: 32,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,540.90 : 54,564.81 = 23,634.12 : x
  2. Step 2: Convert to fraction form
    39,540.90/54,564.81 = 23,634.12/x
  3. Step 3: Cross multiply
    39,540.90x = 54,564.81 × 23,634.12
  4. Step 4: Simplify right side
    39,540.90x = 1,289,591,267.32
  5. Step 5: Solve for x
    x = 1,289,591,267.32/39,540.90
  6. Step 6: Final answer
    x = 32,614.11

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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.