Home / 38,811.21-58,198.38-17,745

Finding the Fourth Proportional to 38,811.21, 58,198.38 and 17,745

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Solution

The fourth proportional to 38,811.21, 58,198.38 and 17,745 is: 26,609.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,811.21 : 58,198.38 = 17,745 : x
  2. Step 2: Convert to fraction form
    38,811.21/58,198.38 = 17,745/x
  3. Step 3: Cross multiply
    38,811.21x = 58,198.38 × 17,745
  4. Step 4: Simplify right side
    38,811.21x = 1,032,730,253.10
  5. Step 5: Solve for x
    x = 1,032,730,253.10/38,811.21
  6. Step 6: Final answer
    x = 26,609.07

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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.