Home / 14,815.11-22,231.42-5,461.66

Finding the Fourth Proportional to 14,815.11, 22,231.42 and 5,461.66

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Solution

The fourth proportional to 14,815.11, 22,231.42 and 5,461.66 is: 8,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815.11 : 22,231.42 = 5,461.66 : x
  2. Step 2: Convert to fraction form
    14,815.11/22,231.42 = 5,461.66/x
  3. Step 3: Cross multiply
    14,815.11x = 22,231.42 × 5,461.66
  4. Step 4: Simplify right side
    14,815.11x = 121,420,471.49
  5. Step 5: Solve for x
    x = 121,420,471.49/14,815.11
  6. Step 6: Final answer
    x = 8,195.72

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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.