Home / 16,151.36-22,260-11,727.68

Finding the Fourth Proportional to 16,151.36, 22,260 and 11,727.68

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Solution

The fourth proportional to 16,151.36, 22,260 and 11,727.68 is: 16,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,151.36 : 22,260 = 11,727.68 : x
  2. Step 2: Convert to fraction form
    16,151.36/22,260 = 11,727.68/x
  3. Step 3: Cross multiply
    16,151.36x = 22,260 × 11,727.68
  4. Step 4: Simplify right side
    16,151.36x = 261,058,156.80
  5. Step 5: Solve for x
    x = 261,058,156.80/16,151.36
  6. Step 6: Final answer
    x = 16,163.23

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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.