Home / 22,344.66-30,835.19-12,272.86

Finding the Fourth Proportional to 22,344.66, 30,835.19 and 12,272.86

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Solution

The fourth proportional to 22,344.66, 30,835.19 and 12,272.86 is: 16,936.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,344.66 : 30,835.19 = 12,272.86 : x
  2. Step 2: Convert to fraction form
    22,344.66/30,835.19 = 12,272.86/x
  3. Step 3: Cross multiply
    22,344.66x = 30,835.19 × 12,272.86
  4. Step 4: Simplify right side
    22,344.66x = 378,436,096.99
  5. Step 5: Solve for x
    x = 378,436,096.99/22,344.66
  6. Step 6: Final answer
    x = 16,936.31

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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.