Home / 13,392.35-20,083.87-5,492.62

Finding the Fourth Proportional to 13,392.35, 20,083.87 and 5,492.62

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Solution

The fourth proportional to 13,392.35, 20,083.87 and 5,492.62 is: 8,237.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.35 : 20,083.87 = 5,492.62 : x
  2. Step 2: Convert to fraction form
    13,392.35/20,083.87 = 5,492.62/x
  3. Step 3: Cross multiply
    13,392.35x = 20,083.87 × 5,492.62
  4. Step 4: Simplify right side
    13,392.35x = 110,313,067.11
  5. Step 5: Solve for x
    x = 110,313,067.11/13,392.35
  6. Step 6: Final answer
    x = 8,237.02

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1.5x scale

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.