Home / 13,893.52-20,842.34-4,032.88

Finding the Fourth Proportional to 13,893.52, 20,842.34 and 4,032.88

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Solution

The fourth proportional to 13,893.52, 20,842.34 and 4,032.88 is: 6,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.52 : 20,842.34 = 4,032.88 : x
  2. Step 2: Convert to fraction form
    13,893.52/20,842.34 = 4,032.88/x
  3. Step 3: Cross multiply
    13,893.52x = 20,842.34 × 4,032.88
  4. Step 4: Simplify right side
    13,893.52x = 84,054,656.14
  5. Step 5: Solve for x
    x = 84,054,656.14/13,893.52
  6. Step 6: Final answer
    x = 6,049.92

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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.