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Finding the Fourth Proportional to 34,729.25, 52,121.81 and 18,094.25

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Solution

The fourth proportional to 34,729.25, 52,121.81 and 18,094.25 is: 27,155.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,729.25 : 52,121.81 = 18,094.25 : x
  2. Step 2: Convert to fraction form
    34,729.25/52,121.81 = 18,094.25/x
  3. Step 3: Cross multiply
    34,729.25x = 52,121.81 × 18,094.25
  4. Step 4: Simplify right side
    34,729.25x = 943,105,060.59
  5. Step 5: Solve for x
    x = 943,105,060.59/34,729.25
  6. Step 6: Final answer
    x = 27,155.93

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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.