Home / 34,195.36-47,190.82-19,854.12

Finding the Fourth Proportional to 34,195.36, 47,190.82 and 19,854.12

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Solution

The fourth proportional to 34,195.36, 47,190.82 and 19,854.12 is: 27,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,195.36 : 47,190.82 = 19,854.12 : x
  2. Step 2: Convert to fraction form
    34,195.36/47,190.82 = 19,854.12/x
  3. Step 3: Cross multiply
    34,195.36x = 47,190.82 × 19,854.12
  4. Step 4: Simplify right side
    34,195.36x = 936,932,203.18
  5. Step 5: Solve for x
    x = 936,932,203.18/34,195.36
  6. Step 6: Final answer
    x = 27,399.40

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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.