Home / 23,488.92-32,414.42-12,878.56

Finding the Fourth Proportional to 23,488.92, 32,414.42 and 12,878.56

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Solution

The fourth proportional to 23,488.92, 32,414.42 and 12,878.56 is: 17,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,488.92 : 32,414.42 = 12,878.56 : x
  2. Step 2: Convert to fraction form
    23,488.92/32,414.42 = 12,878.56/x
  3. Step 3: Cross multiply
    23,488.92x = 32,414.42 × 12,878.56
  4. Step 4: Simplify right side
    23,488.92x = 417,451,052.84
  5. Step 5: Solve for x
    x = 417,451,052.84/23,488.92
  6. Step 6: Final answer
    x = 17,772.25

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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.