Home / 27,009.43-37,272.94-15,072.64

Finding the Fourth Proportional to 27,009.43, 37,272.94 and 15,072.64

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Solution

The fourth proportional to 27,009.43, 37,272.94 and 15,072.64 is: 20,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,009.43 : 37,272.94 = 15,072.64 : x
  2. Step 2: Convert to fraction form
    27,009.43/37,272.94 = 15,072.64/x
  3. Step 3: Cross multiply
    27,009.43x = 37,272.94 × 15,072.64
  4. Step 4: Simplify right side
    27,009.43x = 561,801,606.36
  5. Step 5: Solve for x
    x = 561,801,606.36/27,009.43
  6. Step 6: Final answer
    x = 20,800.20

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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.