Home / 39,275.43-54,198.18-22,281.26

Finding the Fourth Proportional to 39,275.43, 54,198.18 and 22,281.26

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Solution

The fourth proportional to 39,275.43, 54,198.18 and 22,281.26 is: 30,747.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,275.43 : 54,198.18 = 22,281.26 : x
  2. Step 2: Convert to fraction form
    39,275.43/54,198.18 = 22,281.26/x
  3. Step 3: Cross multiply
    39,275.43x = 54,198.18 × 22,281.26
  4. Step 4: Simplify right side
    39,275.43x = 1,207,603,469.12
  5. Step 5: Solve for x
    x = 1,207,603,469.12/39,275.43
  6. Step 6: Final answer
    x = 30,747.05

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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.