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Finding the Fourth Proportional to 11,339.92, 17,012.76 and 8,014.71

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Solution

The fourth proportional to 11,339.92, 17,012.76 and 8,014.71 is: 12,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.92 : 17,012.76 = 8,014.71 : x
  2. Step 2: Convert to fraction form
    11,339.92/17,012.76 = 8,014.71/x
  3. Step 3: Cross multiply
    11,339.92x = 17,012.76 × 8,014.71
  4. Step 4: Simplify right side
    11,339.92x = 136,352,416.53
  5. Step 5: Solve for x
    x = 136,352,416.53/11,339.92
  6. Step 6: Final answer
    x = 12,024.11

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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.