Home / 16,650.36-22,982.13-9,579.06

Finding the Fourth Proportional to 16,650.36, 22,982.13 and 9,579.06

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Solution

The fourth proportional to 16,650.36, 22,982.13 and 9,579.06 is: 13,221.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.36 : 22,982.13 = 9,579.06 : x
  2. Step 2: Convert to fraction form
    16,650.36/22,982.13 = 9,579.06/x
  3. Step 3: Cross multiply
    16,650.36x = 22,982.13 × 9,579.06
  4. Step 4: Simplify right side
    16,650.36x = 220,147,202.20
  5. Step 5: Solve for x
    x = 220,147,202.20/16,650.36
  6. Step 6: Final answer
    x = 13,221.77

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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.