Home / 22,308.92-30,787.10-12,237.38

Finding the Fourth Proportional to 22,308.92, 30,787.10 and 12,237.38

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Solution

The fourth proportional to 22,308.92, 30,787.10 and 12,237.38 is: 16,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,308.92 : 30,787.10 = 12,237.38 : x
  2. Step 2: Convert to fraction form
    22,308.92/30,787.10 = 12,237.38/x
  3. Step 3: Cross multiply
    22,308.92x = 30,787.10 × 12,237.38
  4. Step 4: Simplify right side
    22,308.92x = 376,753,441.80
  5. Step 5: Solve for x
    x = 376,753,441.80/22,308.92
  6. Step 6: Final answer
    x = 16,888.02

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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.