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Finding the Fourth Proportional to 14,605.87, 21,893.91 and 6,702.95

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Solution

The fourth proportional to 14,605.87, 21,893.91 and 6,702.95 is: 10,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605.87 : 21,893.91 = 6,702.95 : x
  2. Step 2: Convert to fraction form
    14,605.87/21,893.91 = 6,702.95/x
  3. Step 3: Cross multiply
    14,605.87x = 21,893.91 × 6,702.95
  4. Step 4: Simplify right side
    14,605.87x = 146,753,851.34
  5. Step 5: Solve for x
    x = 146,753,851.34/14,605.87
  6. Step 6: Final answer
    x = 10,047.59

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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.