Home / 39,229.64-54,138.08-22,233.91

Finding the Fourth Proportional to 39,229.64, 54,138.08 and 22,233.91

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Solution

The fourth proportional to 39,229.64, 54,138.08 and 22,233.91 is: 30,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,229.64 : 54,138.08 = 22,233.91 : x
  2. Step 2: Convert to fraction form
    39,229.64/54,138.08 = 22,233.91/x
  3. Step 3: Cross multiply
    39,229.64x = 54,138.08 × 22,233.91
  4. Step 4: Simplify right side
    39,229.64x = 1,203,701,087.12
  5. Step 5: Solve for x
    x = 1,203,701,087.12/39,229.64
  6. Step 6: Final answer
    x = 30,683.46

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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.