Home / 13,893.28-20,842.10-4,531.14

Finding the Fourth Proportional to 13,893.28, 20,842.10 and 4,531.14

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Solution

The fourth proportional to 13,893.28, 20,842.10 and 4,531.14 is: 6,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.28 : 20,842.10 = 4,531.14 : x
  2. Step 2: Convert to fraction form
    13,893.28/20,842.10 = 4,531.14/x
  3. Step 3: Cross multiply
    13,893.28x = 20,842.10 × 4,531.14
  4. Step 4: Simplify right side
    13,893.28x = 94,438,472.99
  5. Step 5: Solve for x
    x = 94,438,472.99/13,893.28
  6. Step 6: Final answer
    x = 6,797.42

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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.