Home / 12,760.44-19,091.40-12,727.62

Finding the Fourth Proportional to 12,760.44, 19,091.40 and 12,727.62

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Solution

The fourth proportional to 12,760.44, 19,091.40 and 12,727.62 is: 19,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760.44 : 19,091.40 = 12,727.62 : x
  2. Step 2: Convert to fraction form
    12,760.44/19,091.40 = 12,727.62/x
  3. Step 3: Cross multiply
    12,760.44x = 19,091.40 × 12,727.62
  4. Step 4: Simplify right side
    12,760.44x = 242,988,084.47
  5. Step 5: Solve for x
    x = 242,988,084.47/12,760.44
  6. Step 6: Final answer
    x = 19,042.30

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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.