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Finding the Fourth Proportional to 14,462.53, 21,695.53 and 5,100.61

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Solution

The fourth proportional to 14,462.53, 21,695.53 and 5,100.61 is: 7,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,462.53 : 21,695.53 = 5,100.61 : x
  2. Step 2: Convert to fraction form
    14,462.53/21,695.53 = 5,100.61/x
  3. Step 3: Cross multiply
    14,462.53x = 21,695.53 × 5,100.61
  4. Step 4: Simplify right side
    14,462.53x = 110,660,437.27
  5. Step 5: Solve for x
    x = 110,660,437.27/14,462.53
  6. Step 6: Final answer
    x = 7,651.53

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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.