Home / 16,134.11-22,265.81-8,964.03

Finding the Fourth Proportional to 16,134.11, 22,265.81 and 8,964.03

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Solution

The fourth proportional to 16,134.11, 22,265.81 and 8,964.03 is: 12,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,134.11 : 22,265.81 = 8,964.03 : x
  2. Step 2: Convert to fraction form
    16,134.11/22,265.81 = 8,964.03/x
  3. Step 3: Cross multiply
    16,134.11x = 22,265.81 × 8,964.03
  4. Step 4: Simplify right side
    16,134.11x = 199,591,411.22
  5. Step 5: Solve for x
    x = 199,591,411.22/16,134.11
  6. Step 6: Final answer
    x = 12,370.78

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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.