Home / 29,961.12-41,347.69-17,218.43

Finding the Fourth Proportional to 29,961.12, 41,347.69 and 17,218.43

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Solution

The fourth proportional to 29,961.12, 41,347.69 and 17,218.43 is: 23,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,961.12 : 41,347.69 = 17,218.43 : x
  2. Step 2: Convert to fraction form
    29,961.12/41,347.69 = 17,218.43/x
  3. Step 3: Cross multiply
    29,961.12x = 41,347.69 × 17,218.43
  4. Step 4: Simplify right side
    29,961.12x = 711,942,211.20
  5. Step 5: Solve for x
    x = 711,942,211.20/29,961.12
  6. Step 6: Final answer
    x = 23,762.20

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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.