Home / 39,197.46-58,799.70-11,117.79

Finding the Fourth Proportional to 39,197.46, 58,799.70 and 11,117.79

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Solution

The fourth proportional to 39,197.46, 58,799.70 and 11,117.79 is: 16,677.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,197.46 : 58,799.70 = 11,117.79 : x
  2. Step 2: Convert to fraction form
    39,197.46/58,799.70 = 11,117.79/x
  3. Step 3: Cross multiply
    39,197.46x = 58,799.70 × 11,117.79
  4. Step 4: Simplify right side
    39,197.46x = 653,722,716.66
  5. Step 5: Solve for x
    x = 653,722,716.66/39,197.46
  6. Step 6: Final answer
    x = 16,677.68

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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.