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Finding the Fourth Proportional to 34,867.97, 48,119.22 and 19,760.46

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Solution

The fourth proportional to 34,867.97, 48,119.22 and 19,760.46 is: 27,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,867.97 : 48,119.22 = 19,760.46 : x
  2. Step 2: Convert to fraction form
    34,867.97/48,119.22 = 19,760.46/x
  3. Step 3: Cross multiply
    34,867.97x = 48,119.22 × 19,760.46
  4. Step 4: Simplify right side
    34,867.97x = 950,857,922.04
  5. Step 5: Solve for x
    x = 950,857,922.04/34,867.97
  6. Step 6: Final answer
    x = 27,270.24

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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.