Home / 39,493.95-59,244.03-13,198.80

Finding the Fourth Proportional to 39,493.95, 59,244.03 and 13,198.80

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Solution

The fourth proportional to 39,493.95, 59,244.03 and 13,198.80 is: 19,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,493.95 : 59,244.03 = 13,198.80 : x
  2. Step 2: Convert to fraction form
    39,493.95/59,244.03 = 13,198.80/x
  3. Step 3: Cross multiply
    39,493.95x = 59,244.03 × 13,198.80
  4. Step 4: Simplify right side
    39,493.95x = 781,950,103.16
  5. Step 5: Solve for x
    x = 781,950,103.16/39,493.95
  6. Step 6: Final answer
    x = 19,799.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.