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Finding the Fourth Proportional to 14,658.30, 21,992.15 and 4,795.33

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Solution

The fourth proportional to 14,658.30, 21,992.15 and 4,795.33 is: 7,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658.30 : 21,992.15 = 4,795.33 : x
  2. Step 2: Convert to fraction form
    14,658.30/21,992.15 = 4,795.33/x
  3. Step 3: Cross multiply
    14,658.30x = 21,992.15 × 4,795.33
  4. Step 4: Simplify right side
    14,658.30x = 105,459,616.66
  5. Step 5: Solve for x
    x = 105,459,616.66/14,658.30
  6. Step 6: Final answer
    x = 7,194.54

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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.