Home / 16,881.11-25,317.21-5,031.69

Finding the Fourth Proportional to 16,881.11, 25,317.21 and 5,031.69

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Solution

The fourth proportional to 16,881.11, 25,317.21 and 5,031.69 is: 7,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.11 : 25,317.21 = 5,031.69 : x
  2. Step 2: Convert to fraction form
    16,881.11/25,317.21 = 5,031.69/x
  3. Step 3: Cross multiply
    16,881.11x = 25,317.21 × 5,031.69
  4. Step 4: Simplify right side
    16,881.11x = 127,388,248.01
  5. Step 5: Solve for x
    x = 127,388,248.01/16,881.11
  6. Step 6: Final answer
    x = 7,546.20

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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.