Home / 16,883.74-25,288.17-13,588.54

Finding the Fourth Proportional to 16,883.74, 25,288.17 and 13,588.54

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Solution

The fourth proportional to 16,883.74, 25,288.17 and 13,588.54 is: 20,352.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.74 : 25,288.17 = 13,588.54 : x
  2. Step 2: Convert to fraction form
    16,883.74/25,288.17 = 13,588.54/x
  3. Step 3: Cross multiply
    16,883.74x = 25,288.17 × 13,588.54
  4. Step 4: Simplify right side
    16,883.74x = 343,629,309.57
  5. Step 5: Solve for x
    x = 343,629,309.57/16,883.74
  6. Step 6: Final answer
    x = 20,352.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.