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Finding the Fourth Proportional to 19,375, 29,066.82 and 7,063

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Solution

The fourth proportional to 19,375, 29,066.82 and 7,063 is: 10,596.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375 : 29,066.82 = 7,063 : x
  2. Step 2: Convert to fraction form
    19,375/29,066.82 = 7,063/x
  3. Step 3: Cross multiply
    19,375x = 29,066.82 × 7,063
  4. Step 4: Simplify right side
    19,375x = 205,298,949.66
  5. Step 5: Solve for x
    x = 205,298,949.66/19,375
  6. Step 6: Final answer
    x = 10,596.07

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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.