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Finding the Fourth Proportional to 34,463.94, 51,696.17 and 18,873.06

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Solution

The fourth proportional to 34,463.94, 51,696.17 and 18,873.06 is: 28,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,463.94 : 51,696.17 = 18,873.06 : x
  2. Step 2: Convert to fraction form
    34,463.94/51,696.17 = 18,873.06/x
  3. Step 3: Cross multiply
    34,463.94x = 51,696.17 × 18,873.06
  4. Step 4: Simplify right side
    34,463.94x = 975,664,918.18
  5. Step 5: Solve for x
    x = 975,664,918.18/34,463.94
  6. Step 6: Final answer
    x = 28,309.73

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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.