Home / 18,525.24-25,567.38-11,359.44

Finding the Fourth Proportional to 18,525.24, 25,567.38 and 11,359.44

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Solution

The fourth proportional to 18,525.24, 25,567.38 and 11,359.44 is: 15,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.24 : 25,567.38 = 11,359.44 : x
  2. Step 2: Convert to fraction form
    18,525.24/25,567.38 = 11,359.44/x
  3. Step 3: Cross multiply
    18,525.24x = 25,567.38 × 11,359.44
  4. Step 4: Simplify right side
    18,525.24x = 290,431,119.07
  5. Step 5: Solve for x
    x = 290,431,119.07/18,525.24
  6. Step 6: Final answer
    x = 15,677.59

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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.