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Finding the Fourth Proportional to 19,827, 29,752.02 and 8,883

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Solution

The fourth proportional to 19,827, 29,752.02 and 8,883 is: 13,329.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827 : 29,752.02 = 8,883 : x
  2. Step 2: Convert to fraction form
    19,827/29,752.02 = 8,883/x
  3. Step 3: Cross multiply
    19,827x = 29,752.02 × 8,883
  4. Step 4: Simplify right side
    19,827x = 264,287,193.66
  5. Step 5: Solve for x
    x = 264,287,193.66/19,827
  6. Step 6: Final answer
    x = 13,329.66

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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.