Home / 39,630.75-54,690.44-22,863.75

Finding the Fourth Proportional to 39,630.75, 54,690.44 and 22,863.75

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Solution

The fourth proportional to 39,630.75, 54,690.44 and 22,863.75 is: 31,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,630.75 : 54,690.44 = 22,863.75 : x
  2. Step 2: Convert to fraction form
    39,630.75/54,690.44 = 22,863.75/x
  3. Step 3: Cross multiply
    39,630.75x = 54,690.44 × 22,863.75
  4. Step 4: Simplify right side
    39,630.75x = 1,250,428,433.23
  5. Step 5: Solve for x
    x = 1,250,428,433.23/39,630.75
  6. Step 6: Final answer
    x = 31,551.98

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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.