Home / 18,241.86-27,366.89-13,200.14

Finding the Fourth Proportional to 18,241.86, 27,366.89 and 13,200.14

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Solution

The fourth proportional to 18,241.86, 27,366.89 and 13,200.14 is: 19,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,241.86 : 27,366.89 = 13,200.14 : x
  2. Step 2: Convert to fraction form
    18,241.86/27,366.89 = 13,200.14/x
  3. Step 3: Cross multiply
    18,241.86x = 27,366.89 × 13,200.14
  4. Step 4: Simplify right side
    18,241.86x = 361,246,741.94
  5. Step 5: Solve for x
    x = 361,246,741.94/18,241.86
  6. Step 6: Final answer
    x = 19,803.18

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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.