Home / 27,102.64-37,399.88-15,163.92

Finding the Fourth Proportional to 27,102.64, 37,399.88 and 15,163.92

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Solution

The fourth proportional to 27,102.64, 37,399.88 and 15,163.92 is: 20,925.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,102.64 : 37,399.88 = 15,163.92 : x
  2. Step 2: Convert to fraction form
    27,102.64/37,399.88 = 15,163.92/x
  3. Step 3: Cross multiply
    27,102.64x = 37,399.88 × 15,163.92
  4. Step 4: Simplify right side
    27,102.64x = 567,128,788.33
  5. Step 5: Solve for x
    x = 567,128,788.33/27,102.64
  6. Step 6: Final answer
    x = 20,925.22

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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.