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Finding the Fourth Proportional to 34,071.92, 51,107.84 and 9,447.92

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Solution

The fourth proportional to 34,071.92, 51,107.84 and 9,447.92 is: 14,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,071.92 : 51,107.84 = 9,447.92 : x
  2. Step 2: Convert to fraction form
    34,071.92/51,107.84 = 9,447.92/x
  3. Step 3: Cross multiply
    34,071.92x = 51,107.84 × 9,447.92
  4. Step 4: Simplify right side
    34,071.92x = 482,862,783.69
  5. Step 5: Solve for x
    x = 482,862,783.69/34,071.92
  6. Step 6: Final answer
    x = 14,171.87

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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.