Home / 19,840.29-29,765.97-16,177.11

Finding the Fourth Proportional to 19,840.29, 29,765.97 and 16,177.11

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Solution

The fourth proportional to 19,840.29, 29,765.97 and 16,177.11 is: 24,270.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840.29 : 29,765.97 = 16,177.11 : x
  2. Step 2: Convert to fraction form
    19,840.29/29,765.97 = 16,177.11/x
  3. Step 3: Cross multiply
    19,840.29x = 29,765.97 × 16,177.11
  4. Step 4: Simplify right side
    19,840.29x = 481,527,370.95
  5. Step 5: Solve for x
    x = 481,527,370.95/19,840.29
  6. Step 6: Final answer
    x = 24,270.18

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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.