Home / 14,132.43-21,198.63-3,744.18

Finding the Fourth Proportional to 14,132.43, 21,198.63 and 3,744.18

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Solution

The fourth proportional to 14,132.43, 21,198.63 and 3,744.18 is: 5,616.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.43 : 21,198.63 = 3,744.18 : x
  2. Step 2: Convert to fraction form
    14,132.43/21,198.63 = 3,744.18/x
  3. Step 3: Cross multiply
    14,132.43x = 21,198.63 × 3,744.18
  4. Step 4: Simplify right side
    14,132.43x = 79,371,486.47
  5. Step 5: Solve for x
    x = 79,371,486.47/14,132.43
  6. Step 6: Final answer
    x = 5,616.27

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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.