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Finding the Fourth Proportional to 14,753.25, 22,127.73 and 4,891.25

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Solution

The fourth proportional to 14,753.25, 22,127.73 and 4,891.25 is: 7,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,753.25 : 22,127.73 = 4,891.25 : x
  2. Step 2: Convert to fraction form
    14,753.25/22,127.73 = 4,891.25/x
  3. Step 3: Cross multiply
    14,753.25x = 22,127.73 × 4,891.25
  4. Step 4: Simplify right side
    14,753.25x = 108,232,148.72
  5. Step 5: Solve for x
    x = 108,232,148.72/14,753.25
  6. Step 6: Final answer
    x = 7,336.16

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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.