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Finding the Fourth Proportional to 14,773.45, 22,141.69 and 7,379.97

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Solution

The fourth proportional to 14,773.45, 22,141.69 and 7,379.97 is: 11,060.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773.45 : 22,141.69 = 7,379.97 : x
  2. Step 2: Convert to fraction form
    14,773.45/22,141.69 = 7,379.97/x
  3. Step 3: Cross multiply
    14,773.45x = 22,141.69 × 7,379.97
  4. Step 4: Simplify right side
    14,773.45x = 163,405,007.95
  5. Step 5: Solve for x
    x = 163,405,007.95/14,773.45
  6. Step 6: Final answer
    x = 11,060.72

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1.5x scale

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.