Home / 22,944.35-31,629.69-16,218.11

Finding the Fourth Proportional to 22,944.35, 31,629.69 and 16,218.11

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Solution

The fourth proportional to 22,944.35, 31,629.69 and 16,218.11 is: 22,357.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,944.35 : 31,629.69 = 16,218.11 : x
  2. Step 2: Convert to fraction form
    22,944.35/31,629.69 = 16,218.11/x
  3. Step 3: Cross multiply
    22,944.35x = 31,629.69 × 16,218.11
  4. Step 4: Simplify right side
    22,944.35x = 512,973,791.69
  5. Step 5: Solve for x
    x = 512,973,791.69/22,944.35
  6. Step 6: Final answer
    x = 22,357.30

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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.