Home / 16,881.13-25,321.70-4,401.12

Finding the Fourth Proportional to 16,881.13, 25,321.70 and 4,401.12

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Solution

The fourth proportional to 16,881.13, 25,321.70 and 4,401.12 is: 6,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.13 : 25,321.70 = 4,401.12 : x
  2. Step 2: Convert to fraction form
    16,881.13/25,321.70 = 4,401.12/x
  3. Step 3: Cross multiply
    16,881.13x = 25,321.70 × 4,401.12
  4. Step 4: Simplify right side
    16,881.13x = 111,443,840.30
  5. Step 5: Solve for x
    x = 111,443,840.30/16,881.13
  6. Step 6: Final answer
    x = 6,601.68

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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.