Home / 11,629.83-16,044.19-9,101.79

Finding the Fourth Proportional to 11,629.83, 16,044.19 and 9,101.79

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Solution

The fourth proportional to 11,629.83, 16,044.19 and 9,101.79 is: 12,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.83 : 16,044.19 = 9,101.79 : x
  2. Step 2: Convert to fraction form
    11,629.83/16,044.19 = 9,101.79/x
  3. Step 3: Cross multiply
    11,629.83x = 16,044.19 × 9,101.79
  4. Step 4: Simplify right side
    11,629.83x = 146,030,883.27
  5. Step 5: Solve for x
    x = 146,030,883.27/11,629.83
  6. Step 6: Final answer
    x = 12,556.58

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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.