Home / 29,821.66-41,157.78-19,242.06

Finding the Fourth Proportional to 29,821.66, 41,157.78 and 19,242.06

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Solution

The fourth proportional to 29,821.66, 41,157.78 and 19,242.06 is: 26,556.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,821.66 : 41,157.78 = 19,242.06 : x
  2. Step 2: Convert to fraction form
    29,821.66/41,157.78 = 19,242.06/x
  3. Step 3: Cross multiply
    29,821.66x = 41,157.78 × 19,242.06
  4. Step 4: Simplify right side
    29,821.66x = 791,960,472.23
  5. Step 5: Solve for x
    x = 791,960,472.23/29,821.66
  6. Step 6: Final answer
    x = 26,556.55

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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.