Home / 22,632.12-31,203.66-16,179.48

Finding the Fourth Proportional to 22,632.12, 31,203.66 and 16,179.48

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Solution

The fourth proportional to 22,632.12, 31,203.66 and 16,179.48 is: 22,307.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,632.12 : 31,203.66 = 16,179.48 : x
  2. Step 2: Convert to fraction form
    22,632.12/31,203.66 = 16,179.48/x
  3. Step 3: Cross multiply
    22,632.12x = 31,203.66 × 16,179.48
  4. Step 4: Simplify right side
    22,632.12x = 504,858,992.90
  5. Step 5: Solve for x
    x = 504,858,992.90/22,632.12
  6. Step 6: Final answer
    x = 22,307.19

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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.