Home / 27,441.36-37,868.72-15,504.48

Finding the Fourth Proportional to 27,441.36, 37,868.72 and 15,504.48

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Solution

The fourth proportional to 27,441.36, 37,868.72 and 15,504.48 is: 21,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,441.36 : 37,868.72 = 15,504.48 : x
  2. Step 2: Convert to fraction form
    27,441.36/37,868.72 = 15,504.48/x
  3. Step 3: Cross multiply
    27,441.36x = 37,868.72 × 15,504.48
  4. Step 4: Simplify right side
    27,441.36x = 587,134,811.87
  5. Step 5: Solve for x
    x = 587,134,811.87/27,441.36
  6. Step 6: Final answer
    x = 21,395.98

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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.