Home / 13,523.27-18,661.97-7,554.92

Finding the Fourth Proportional to 13,523.27, 18,661.97 and 7,554.92

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Solution

The fourth proportional to 13,523.27, 18,661.97 and 7,554.92 is: 10,425.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523.27 : 18,661.97 = 7,554.92 : x
  2. Step 2: Convert to fraction form
    13,523.27/18,661.97 = 7,554.92/x
  3. Step 3: Cross multiply
    13,523.27x = 18,661.97 × 7,554.92
  4. Step 4: Simplify right side
    13,523.27x = 140,989,615.97
  5. Step 5: Solve for x
    x = 140,989,615.97/13,523.27
  6. Step 6: Final answer
    x = 10,425.71

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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.