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Finding the Fourth Proportional to 29,967.17, 41,361.89 and 18,028.22

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Solution

The fourth proportional to 29,967.17, 41,361.89 and 18,028.22 is: 24,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,967.17 : 41,361.89 = 18,028.22 : x
  2. Step 2: Convert to fraction form
    29,967.17/41,361.89 = 18,028.22/x
  3. Step 3: Cross multiply
    29,967.17x = 41,361.89 × 18,028.22
  4. Step 4: Simplify right side
    29,967.17x = 745,680,955.59
  5. Step 5: Solve for x
    x = 745,680,955.59/29,967.17
  6. Step 6: Final answer
    x = 24,883.27

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1.5x scale

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.