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Finding the Fourth Proportional to 19,605.67, 29,391.98 and 8,504

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Solution

The fourth proportional to 19,605.67, 29,391.98 and 8,504 is: 12,748.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.67 : 29,391.98 = 8,504 : x
  2. Step 2: Convert to fraction form
    19,605.67/29,391.98 = 8,504/x
  3. Step 3: Cross multiply
    19,605.67x = 29,391.98 × 8,504
  4. Step 4: Simplify right side
    19,605.67x = 249,949,397.92
  5. Step 5: Solve for x
    x = 249,949,397.92/19,605.67
  6. Step 6: Final answer
    x = 12,748.83

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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.