Home / 18,324.05-25,287.18-10,366.09

Finding the Fourth Proportional to 18,324.05, 25,287.18 and 10,366.09

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Solution

The fourth proportional to 18,324.05, 25,287.18 and 10,366.09 is: 14,305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.05 : 25,287.18 = 10,366.09 : x
  2. Step 2: Convert to fraction form
    18,324.05/25,287.18 = 10,366.09/x
  3. Step 3: Cross multiply
    18,324.05x = 25,287.18 × 10,366.09
  4. Step 4: Simplify right side
    18,324.05x = 262,129,057.29
  5. Step 5: Solve for x
    x = 262,129,057.29/18,324.05
  6. Step 6: Final answer
    x = 14,305.19

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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.