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Finding the Fourth Proportional to 14,677.13, 22,015.69 and 8,116.13

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Solution

The fourth proportional to 14,677.13, 22,015.69 and 8,116.13 is: 12,174.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.13 : 22,015.69 = 8,116.13 : x
  2. Step 2: Convert to fraction form
    14,677.13/22,015.69 = 8,116.13/x
  3. Step 3: Cross multiply
    14,677.13x = 22,015.69 × 8,116.13
  4. Step 4: Simplify right side
    14,677.13x = 178,682,202.08
  5. Step 5: Solve for x
    x = 178,682,202.08/14,677.13
  6. Step 6: Final answer
    x = 12,174.19

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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.