Home / 14,646.46-20,212.31-8,185.82

Finding the Fourth Proportional to 14,646.46, 20,212.31 and 8,185.82

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Solution

The fourth proportional to 14,646.46, 20,212.31 and 8,185.82 is: 11,296.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.46 : 20,212.31 = 8,185.82 : x
  2. Step 2: Convert to fraction form
    14,646.46/20,212.31 = 8,185.82/x
  3. Step 3: Cross multiply
    14,646.46x = 20,212.31 × 8,185.82
  4. Step 4: Simplify right side
    14,646.46x = 165,454,284.67
  5. Step 5: Solve for x
    x = 165,454,284.67/14,646.46
  6. Step 6: Final answer
    x = 11,296.54

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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.