Home / 27,238.68-37,589.94-15,303.24

Finding the Fourth Proportional to 27,238.68, 37,589.94 and 15,303.24

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Solution

The fourth proportional to 27,238.68, 37,589.94 and 15,303.24 is: 21,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238.68 : 37,589.94 = 15,303.24 : x
  2. Step 2: Convert to fraction form
    27,238.68/37,589.94 = 15,303.24/x
  3. Step 3: Cross multiply
    27,238.68x = 37,589.94 × 15,303.24
  4. Step 4: Simplify right side
    27,238.68x = 575,247,873.41
  5. Step 5: Solve for x
    x = 575,247,873.41/27,238.68
  6. Step 6: Final answer
    x = 21,118.79

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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.