Home / 27,015.24-37,298.14-18,531.56

Finding the Fourth Proportional to 27,015.24, 37,298.14 and 18,531.56

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Solution

The fourth proportional to 27,015.24, 37,298.14 and 18,531.56 is: 25,585.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.24 : 37,298.14 = 18,531.56 : x
  2. Step 2: Convert to fraction form
    27,015.24/37,298.14 = 18,531.56/x
  3. Step 3: Cross multiply
    27,015.24x = 37,298.14 × 18,531.56
  4. Step 4: Simplify right side
    27,015.24x = 691,192,719.30
  5. Step 5: Solve for x
    x = 691,192,719.30/27,015.24
  6. Step 6: Final answer
    x = 25,585.29

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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.