Home / 27,160.71-37,481.85-15,829.35

Finding the Fourth Proportional to 27,160.71, 37,481.85 and 15,829.35

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Solution

The fourth proportional to 27,160.71, 37,481.85 and 15,829.35 is: 21,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.71 : 37,481.85 = 15,829.35 : x
  2. Step 2: Convert to fraction form
    27,160.71/37,481.85 = 15,829.35/x
  3. Step 3: Cross multiply
    27,160.71x = 37,481.85 × 15,829.35
  4. Step 4: Simplify right side
    27,160.71x = 593,313,322.30
  5. Step 5: Solve for x
    x = 593,313,322.30/27,160.71
  6. Step 6: Final answer
    x = 21,844.54

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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.