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Finding the Fourth Proportional to 14,614.61, 21,927.02 and 4,620.92

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Solution

The fourth proportional to 14,614.61, 21,927.02 and 4,620.92 is: 6,932.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614.61 : 21,927.02 = 4,620.92 : x
  2. Step 2: Convert to fraction form
    14,614.61/21,927.02 = 4,620.92/x
  3. Step 3: Cross multiply
    14,614.61x = 21,927.02 × 4,620.92
  4. Step 4: Simplify right side
    14,614.61x = 101,322,872.52
  5. Step 5: Solve for x
    x = 101,322,872.52/14,614.61
  6. Step 6: Final answer
    x = 6,932.99

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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.