Home / 14,690.33-20,272.66-7,975.96

Finding the Fourth Proportional to 14,690.33, 20,272.66 and 7,975.96

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Solution

The fourth proportional to 14,690.33, 20,272.66 and 7,975.96 is: 11,006.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,690.33 : 20,272.66 = 7,975.96 : x
  2. Step 2: Convert to fraction form
    14,690.33/20,272.66 = 7,975.96/x
  3. Step 3: Cross multiply
    14,690.33x = 20,272.66 × 7,975.96
  4. Step 4: Simplify right side
    14,690.33x = 161,693,925.25
  5. Step 5: Solve for x
    x = 161,693,925.25/14,690.33
  6. Step 6: Final answer
    x = 11,006.83

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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.