Home / 19,873.89-27,425.92-11,376.04

Finding the Fourth Proportional to 19,873.89, 27,425.92 and 11,376.04

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Solution

The fourth proportional to 19,873.89, 27,425.92 and 11,376.04 is: 15,698.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873.89 : 27,425.92 = 11,376.04 : x
  2. Step 2: Convert to fraction form
    19,873.89/27,425.92 = 11,376.04/x
  3. Step 3: Cross multiply
    19,873.89x = 27,425.92 × 11,376.04
  4. Step 4: Simplify right side
    19,873.89x = 311,998,362.96
  5. Step 5: Solve for x
    x = 311,998,362.96/19,873.89
  6. Step 6: Final answer
    x = 15,698.91

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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.