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Finding the Fourth Proportional to 34,669.71, 52,004.41 and 8,374.38

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Solution

The fourth proportional to 34,669.71, 52,004.41 and 8,374.38 is: 12,561.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,669.71 : 52,004.41 = 8,374.38 : x
  2. Step 2: Convert to fraction form
    34,669.71/52,004.41 = 8,374.38/x
  3. Step 3: Cross multiply
    34,669.71x = 52,004.41 × 8,374.38
  4. Step 4: Simplify right side
    34,669.71x = 435,504,691.02
  5. Step 5: Solve for x
    x = 435,504,691.02/34,669.71
  6. Step 6: Final answer
    x = 12,561.53

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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.