Home / 16,291.66-22,500.91-10,977.25

Finding the Fourth Proportional to 16,291.66, 22,500.91 and 10,977.25

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Solution

The fourth proportional to 16,291.66, 22,500.91 and 10,977.25 is: 15,161.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,291.66 : 22,500.91 = 10,977.25 : x
  2. Step 2: Convert to fraction form
    16,291.66/22,500.91 = 10,977.25/x
  3. Step 3: Cross multiply
    16,291.66x = 22,500.91 × 10,977.25
  4. Step 4: Simplify right side
    16,291.66x = 246,998,114.30
  5. Step 5: Solve for x
    x = 246,998,114.30/16,291.66
  6. Step 6: Final answer
    x = 15,161.02

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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.