Home / 27,273.45-37,632.97-15,336.07

Finding the Fourth Proportional to 27,273.45, 37,632.97 and 15,336.07

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Solution

The fourth proportional to 27,273.45, 37,632.97 and 15,336.07 is: 21,161.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,273.45 : 37,632.97 = 15,336.07 : x
  2. Step 2: Convert to fraction form
    27,273.45/37,632.97 = 15,336.07/x
  3. Step 3: Cross multiply
    27,273.45x = 37,632.97 × 15,336.07
  4. Step 4: Simplify right side
    27,273.45x = 577,141,978.43
  5. Step 5: Solve for x
    x = 577,141,978.43/27,273.45
  6. Step 6: Final answer
    x = 21,161.31

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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.