Home / 19,047.21-28,589.24-9,193.43

Finding the Fourth Proportional to 19,047.21, 28,589.24 and 9,193.43

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Solution

The fourth proportional to 19,047.21, 28,589.24 and 9,193.43 is: 13,799.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.21 : 28,589.24 = 9,193.43 : x
  2. Step 2: Convert to fraction form
    19,047.21/28,589.24 = 9,193.43/x
  3. Step 3: Cross multiply
    19,047.21x = 28,589.24 × 9,193.43
  4. Step 4: Simplify right side
    19,047.21x = 262,833,176.69
  5. Step 5: Solve for x
    x = 262,833,176.69/19,047.21
  6. Step 6: Final answer
    x = 13,799.04

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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.