Home / 34,815.97-48,045.99-19,708.36

Finding the Fourth Proportional to 34,815.97, 48,045.99 and 19,708.36

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Solution

The fourth proportional to 34,815.97, 48,045.99 and 19,708.36 is: 27,197.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,815.97 : 48,045.99 = 19,708.36 : x
  2. Step 2: Convert to fraction form
    34,815.97/48,045.99 = 19,708.36/x
  3. Step 3: Cross multiply
    34,815.97x = 48,045.99 × 19,708.36
  4. Step 4: Simplify right side
    34,815.97x = 946,907,667.48
  5. Step 5: Solve for x
    x = 946,907,667.48/34,815.97
  6. Step 6: Final answer
    x = 27,197.51

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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.