Home / 27,159.54-37,481.25-15,222.79

Finding the Fourth Proportional to 27,159.54, 37,481.25 and 15,222.79

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Solution

The fourth proportional to 27,159.54, 37,481.25 and 15,222.79 is: 21,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,159.54 : 37,481.25 = 15,222.79 : x
  2. Step 2: Convert to fraction form
    27,159.54/37,481.25 = 15,222.79/x
  3. Step 3: Cross multiply
    27,159.54x = 37,481.25 × 15,222.79
  4. Step 4: Simplify right side
    27,159.54x = 570,569,197.69
  5. Step 5: Solve for x
    x = 570,569,197.69/27,159.54
  6. Step 6: Final answer
    x = 21,008.06

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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.