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Finding the Fourth Proportional to 14,027.46, 19,359.60 and 8,059.11

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Solution

The fourth proportional to 14,027.46, 19,359.60 and 8,059.11 is: 11,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.46 : 19,359.60 = 8,059.11 : x
  2. Step 2: Convert to fraction form
    14,027.46/19,359.60 = 8,059.11/x
  3. Step 3: Cross multiply
    14,027.46x = 19,359.60 × 8,059.11
  4. Step 4: Simplify right side
    14,027.46x = 156,021,145.96
  5. Step 5: Solve for x
    x = 156,021,145.96/14,027.46
  6. Step 6: Final answer
    x = 11,122.55

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1.5x scale

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.