Home / 13,592.09-18,757.25-7,542.46

Finding the Fourth Proportional to 13,592.09, 18,757.25 and 7,542.46

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Solution

The fourth proportional to 13,592.09, 18,757.25 and 7,542.46 is: 10,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.09 : 18,757.25 = 7,542.46 : x
  2. Step 2: Convert to fraction form
    13,592.09/18,757.25 = 7,542.46/x
  3. Step 3: Cross multiply
    13,592.09x = 18,757.25 × 7,542.46
  4. Step 4: Simplify right side
    13,592.09x = 141,475,723.23
  5. Step 5: Solve for x
    x = 141,475,723.23/13,592.09
  6. Step 6: Final answer
    x = 10,408.68

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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.