Home / 27,335.88-37,716.89-15,399.23

Finding the Fourth Proportional to 27,335.88, 37,716.89 and 15,399.23

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Solution

The fourth proportional to 27,335.88, 37,716.89 and 15,399.23 is: 21,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,335.88 : 37,716.89 = 15,399.23 : x
  2. Step 2: Convert to fraction form
    27,335.88/37,716.89 = 15,399.23/x
  3. Step 3: Cross multiply
    27,335.88x = 37,716.89 × 15,399.23
  4. Step 4: Simplify right side
    27,335.88x = 580,810,798.41
  5. Step 5: Solve for x
    x = 580,810,798.41/27,335.88
  6. Step 6: Final answer
    x = 21,247.20

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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.