Home / 18,057.65-27,076.55-5,574.29

Finding the Fourth Proportional to 18,057.65, 27,076.55 and 5,574.29

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Solution

The fourth proportional to 18,057.65, 27,076.55 and 5,574.29 is: 8,358.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.65 : 27,076.55 = 5,574.29 : x
  2. Step 2: Convert to fraction form
    18,057.65/27,076.55 = 5,574.29/x
  3. Step 3: Cross multiply
    18,057.65x = 27,076.55 × 5,574.29
  4. Step 4: Simplify right side
    18,057.65x = 150,932,378.65
  5. Step 5: Solve for x
    x = 150,932,378.65/18,057.65
  6. Step 6: Final answer
    x = 8,358.36

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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.