Home / 12,544.22-18,816.42-10,201.49

Finding the Fourth Proportional to 12,544.22, 18,816.42 and 10,201.49

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Solution

The fourth proportional to 12,544.22, 18,816.42 and 10,201.49 is: 15,302.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.22 : 18,816.42 = 10,201.49 : x
  2. Step 2: Convert to fraction form
    12,544.22/18,816.42 = 10,201.49/x
  3. Step 3: Cross multiply
    12,544.22x = 18,816.42 × 10,201.49
  4. Step 4: Simplify right side
    12,544.22x = 191,955,520.47
  5. Step 5: Solve for x
    x = 191,955,520.47/12,544.22
  6. Step 6: Final answer
    x = 15,302.31

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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.