Home / 13,694.76-20,542.14-5,492.52

Finding the Fourth Proportional to 13,694.76, 20,542.14 and 5,492.52

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Solution

The fourth proportional to 13,694.76, 20,542.14 and 5,492.52 is: 8,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.76 : 20,542.14 = 5,492.52 : x
  2. Step 2: Convert to fraction form
    13,694.76/20,542.14 = 5,492.52/x
  3. Step 3: Cross multiply
    13,694.76x = 20,542.14 × 5,492.52
  4. Step 4: Simplify right side
    13,694.76x = 112,828,114.79
  5. Step 5: Solve for x
    x = 112,828,114.79/13,694.76
  6. Step 6: Final answer
    x = 8,238.78

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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.