Home / 16,201.74-22,358.36-9,128.22

Finding the Fourth Proportional to 16,201.74, 22,358.36 and 9,128.22

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Solution

The fourth proportional to 16,201.74, 22,358.36 and 9,128.22 is: 12,596.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,201.74 : 22,358.36 = 9,128.22 : x
  2. Step 2: Convert to fraction form
    16,201.74/22,358.36 = 9,128.22/x
  3. Step 3: Cross multiply
    16,201.74x = 22,358.36 × 9,128.22
  4. Step 4: Simplify right side
    16,201.74x = 204,092,028.92
  5. Step 5: Solve for x
    x = 204,092,028.92/16,201.74
  6. Step 6: Final answer
    x = 12,596.92

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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.