Home / 18,544.71-25,592.36-10,161.21

Finding the Fourth Proportional to 18,544.71, 25,592.36 and 10,161.21

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Solution

The fourth proportional to 18,544.71, 25,592.36 and 10,161.21 is: 14,022.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.71 : 25,592.36 = 10,161.21 : x
  2. Step 2: Convert to fraction form
    18,544.71/25,592.36 = 10,161.21/x
  3. Step 3: Cross multiply
    18,544.71x = 25,592.36 × 10,161.21
  4. Step 4: Simplify right side
    18,544.71x = 260,049,293.55
  5. Step 5: Solve for x
    x = 260,049,293.55/18,544.71
  6. Step 6: Final answer
    x = 14,022.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.