Home / 13,492.19-20,238.42-4,132.19

Finding the Fourth Proportional to 13,492.19, 20,238.42 and 4,132.19

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Solution

The fourth proportional to 13,492.19, 20,238.42 and 4,132.19 is: 6,198.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.19 : 20,238.42 = 4,132.19 : x
  2. Step 2: Convert to fraction form
    13,492.19/20,238.42 = 4,132.19/x
  3. Step 3: Cross multiply
    13,492.19x = 20,238.42 × 4,132.19
  4. Step 4: Simplify right side
    13,492.19x = 83,628,996.74
  5. Step 5: Solve for x
    x = 83,628,996.74/13,492.19
  6. Step 6: Final answer
    x = 6,198.33

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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.