Home / 27,942.09-38,576.03-18,523.41

Finding the Fourth Proportional to 27,942.09, 38,576.03 and 18,523.41

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Solution

The fourth proportional to 27,942.09, 38,576.03 and 18,523.41 is: 25,572.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.09 : 38,576.03 = 18,523.41 : x
  2. Step 2: Convert to fraction form
    27,942.09/38,576.03 = 18,523.41/x
  3. Step 3: Cross multiply
    27,942.09x = 38,576.03 × 18,523.41
  4. Step 4: Simplify right side
    27,942.09x = 714,559,527.25
  5. Step 5: Solve for x
    x = 714,559,527.25/27,942.09
  6. Step 6: Final answer
    x = 25,572.87

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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.