Home / 27,030.44-37,299.78-15,696.33

Finding the Fourth Proportional to 27,030.44, 37,299.78 and 15,696.33

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Solution

The fourth proportional to 27,030.44, 37,299.78 and 15,696.33 is: 21,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,030.44 : 37,299.78 = 15,696.33 : x
  2. Step 2: Convert to fraction form
    27,030.44/37,299.78 = 15,696.33/x
  3. Step 3: Cross multiply
    27,030.44x = 37,299.78 × 15,696.33
  4. Step 4: Simplify right side
    27,030.44x = 585,469,655.81
  5. Step 5: Solve for x
    x = 585,469,655.81/27,030.44
  6. Step 6: Final answer
    x = 21,659.65

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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.