Home / 12,836.92-19,273.20-8,482.36

Finding the Fourth Proportional to 12,836.92, 19,273.20 and 8,482.36

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Solution

The fourth proportional to 12,836.92, 19,273.20 and 8,482.36 is: 12,735.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.92 : 19,273.20 = 8,482.36 : x
  2. Step 2: Convert to fraction form
    12,836.92/19,273.20 = 8,482.36/x
  3. Step 3: Cross multiply
    12,836.92x = 19,273.20 × 8,482.36
  4. Step 4: Simplify right side
    12,836.92x = 163,482,220.75
  5. Step 5: Solve for x
    x = 163,482,220.75/12,836.92
  6. Step 6: Final answer
    x = 12,735.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.