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Finding the Fourth Proportional to 14,833.91, 20,475.96 and 9,173

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Solution

The fourth proportional to 14,833.91, 20,475.96 and 9,173 is: 12,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,833.91 : 20,475.96 = 9,173 : x
  2. Step 2: Convert to fraction form
    14,833.91/20,475.96 = 9,173/x
  3. Step 3: Cross multiply
    14,833.91x = 20,475.96 × 9,173
  4. Step 4: Simplify right side
    14,833.91x = 187,825,981.08
  5. Step 5: Solve for x
    x = 187,825,981.08/14,833.91
  6. Step 6: Final answer
    x = 12,661.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.