Home / 22,354.53-30,849.75-12,283.58

Finding the Fourth Proportional to 22,354.53, 30,849.75 and 12,283.58

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Solution

The fourth proportional to 22,354.53, 30,849.75 and 12,283.58 is: 16,951.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,354.53 : 30,849.75 = 12,283.58 : x
  2. Step 2: Convert to fraction form
    22,354.53/30,849.75 = 12,283.58/x
  3. Step 3: Cross multiply
    22,354.53x = 30,849.75 × 12,283.58
  4. Step 4: Simplify right side
    22,354.53x = 378,945,217.86
  5. Step 5: Solve for x
    x = 378,945,217.86/22,354.53
  6. Step 6: Final answer
    x = 16,951.61

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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.