Home / 39,352.47-54,308.33-22,130.25

Finding the Fourth Proportional to 39,352.47, 54,308.33 and 22,130.25

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Solution

The fourth proportional to 39,352.47, 54,308.33 and 22,130.25 is: 30,540.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,352.47 : 54,308.33 = 22,130.25 : x
  2. Step 2: Convert to fraction form
    39,352.47/54,308.33 = 22,130.25/x
  3. Step 3: Cross multiply
    39,352.47x = 54,308.33 × 22,130.25
  4. Step 4: Simplify right side
    39,352.47x = 1,201,856,919.98
  5. Step 5: Solve for x
    x = 1,201,856,919.98/39,352.47
  6. Step 6: Final answer
    x = 30,540.83

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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.