Home / 22,129.35-30,536.24-13,177.23

Finding the Fourth Proportional to 22,129.35, 30,536.24 and 13,177.23

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Solution

The fourth proportional to 22,129.35, 30,536.24 and 13,177.23 is: 18,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,129.35 : 30,536.24 = 13,177.23 : x
  2. Step 2: Convert to fraction form
    22,129.35/30,536.24 = 13,177.23/x
  3. Step 3: Cross multiply
    22,129.35x = 30,536.24 × 13,177.23
  4. Step 4: Simplify right side
    22,129.35x = 402,382,991.93
  5. Step 5: Solve for x
    x = 402,382,991.93/22,129.35
  6. Step 6: Final answer
    x = 18,183.23

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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.