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Finding the Fourth Proportional to 14,986.76, 22,483.98 and 5,753.48

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Solution

The fourth proportional to 14,986.76, 22,483.98 and 5,753.48 is: 8,631.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.76 : 22,483.98 = 5,753.48 : x
  2. Step 2: Convert to fraction form
    14,986.76/22,483.98 = 5,753.48/x
  3. Step 3: Cross multiply
    14,986.76x = 22,483.98 × 5,753.48
  4. Step 4: Simplify right side
    14,986.76x = 129,361,129.25
  5. Step 5: Solve for x
    x = 129,361,129.25/14,986.76
  6. Step 6: Final answer
    x = 8,631.69

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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.