Home / 22,216.03-30,658.18-12,144.59

Finding the Fourth Proportional to 22,216.03, 30,658.18 and 12,144.59

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Solution

The fourth proportional to 22,216.03, 30,658.18 and 12,144.59 is: 16,759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,216.03 : 30,658.18 = 12,144.59 : x
  2. Step 2: Convert to fraction form
    22,216.03/30,658.18 = 12,144.59/x
  3. Step 3: Cross multiply
    22,216.03x = 30,658.18 × 12,144.59
  4. Step 4: Simplify right side
    22,216.03x = 372,330,842.59
  5. Step 5: Solve for x
    x = 372,330,842.59/22,216.03
  6. Step 6: Final answer
    x = 16,759.56

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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.