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Finding the Fourth Proportional to 29,868.33, 44,713.40 and 18,146.01

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Solution

The fourth proportional to 29,868.33, 44,713.40 and 18,146.01 is: 27,164.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,868.33 : 44,713.40 = 18,146.01 : x
  2. Step 2: Convert to fraction form
    29,868.33/44,713.40 = 18,146.01/x
  3. Step 3: Cross multiply
    29,868.33x = 44,713.40 × 18,146.01
  4. Step 4: Simplify right side
    29,868.33x = 811,369,712.80
  5. Step 5: Solve for x
    x = 811,369,712.80/29,868.33
  6. Step 6: Final answer
    x = 27,164.88

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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.