Home / 11,518.11-17,259.17-8,014.96

Finding the Fourth Proportional to 11,518.11, 17,259.17 and 8,014.96

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Solution

The fourth proportional to 11,518.11, 17,259.17 and 8,014.96 is: 12,009.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518.11 : 17,259.17 = 8,014.96 : x
  2. Step 2: Convert to fraction form
    11,518.11/17,259.17 = 8,014.96/x
  3. Step 3: Cross multiply
    11,518.11x = 17,259.17 × 8,014.96
  4. Step 4: Simplify right side
    11,518.11x = 138,331,517.11
  5. Step 5: Solve for x
    x = 138,331,517.11/11,518.11
  6. Step 6: Final answer
    x = 12,009.91

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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.