Home / 14,202.97-21,293.66-7,623.61

Finding the Fourth Proportional to 14,202.97, 21,293.66 and 7,623.61

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Solution

The fourth proportional to 14,202.97, 21,293.66 and 7,623.61 is: 11,429.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.97 : 21,293.66 = 7,623.61 : x
  2. Step 2: Convert to fraction form
    14,202.97/21,293.66 = 7,623.61/x
  3. Step 3: Cross multiply
    14,202.97x = 21,293.66 × 7,623.61
  4. Step 4: Simplify right side
    14,202.97x = 162,334,521.19
  5. Step 5: Solve for x
    x = 162,334,521.19/14,202.97
  6. Step 6: Final answer
    x = 11,429.62

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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.