Home / 27,099.56-37,412.42-18,606.71

Finding the Fourth Proportional to 27,099.56, 37,412.42 and 18,606.71

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Solution

The fourth proportional to 27,099.56, 37,412.42 and 18,606.71 is: 25,687.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,099.56 : 37,412.42 = 18,606.71 : x
  2. Step 2: Convert to fraction form
    27,099.56/37,412.42 = 18,606.71/x
  3. Step 3: Cross multiply
    27,099.56x = 37,412.42 × 18,606.71
  4. Step 4: Simplify right side
    27,099.56x = 696,122,049.84
  5. Step 5: Solve for x
    x = 696,122,049.84/27,099.56
  6. Step 6: Final answer
    x = 25,687.58

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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.