Home / 19,695.35-27,180.09-10,743

Finding the Fourth Proportional to 19,695.35, 27,180.09 and 10,743

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Solution

The fourth proportional to 19,695.35, 27,180.09 and 10,743 is: 14,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.35 : 27,180.09 = 10,743 : x
  2. Step 2: Convert to fraction form
    19,695.35/27,180.09 = 10,743/x
  3. Step 3: Cross multiply
    19,695.35x = 27,180.09 × 10,743
  4. Step 4: Simplify right side
    19,695.35x = 291,995,706.87
  5. Step 5: Solve for x
    x = 291,995,706.87/19,695.35
  6. Step 6: Final answer
    x = 14,825.62

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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.