Home / 22,269.63-30,732.06-12,198.50

Finding the Fourth Proportional to 22,269.63, 30,732.06 and 12,198.50

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Solution

The fourth proportional to 22,269.63, 30,732.06 and 12,198.50 is: 16,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.63 : 30,732.06 = 12,198.50 : x
  2. Step 2: Convert to fraction form
    22,269.63/30,732.06 = 12,198.50/x
  3. Step 3: Cross multiply
    22,269.63x = 30,732.06 × 12,198.50
  4. Step 4: Simplify right side
    22,269.63x = 374,884,972.62
  5. Step 5: Solve for x
    x = 374,884,972.62/22,269.63
  6. Step 6: Final answer
    x = 16,833.91

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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.