Home / 19,442.21-29,167.92-6,294.56

Finding the Fourth Proportional to 19,442.21, 29,167.92 and 6,294.56

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Solution

The fourth proportional to 19,442.21, 29,167.92 and 6,294.56 is: 9,443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.21 : 29,167.92 = 6,294.56 : x
  2. Step 2: Convert to fraction form
    19,442.21/29,167.92 = 6,294.56/x
  3. Step 3: Cross multiply
    19,442.21x = 29,167.92 × 6,294.56
  4. Step 4: Simplify right side
    19,442.21x = 183,599,076.68
  5. Step 5: Solve for x
    x = 183,599,076.68/19,442.21
  6. Step 6: Final answer
    x = 9,443.33

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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.