Home / 19,684.12-29,527.62-7,997.56

Finding the Fourth Proportional to 19,684.12, 29,527.62 and 7,997.56

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Solution

The fourth proportional to 19,684.12, 29,527.62 and 7,997.56 is: 11,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684.12 : 29,527.62 = 7,997.56 : x
  2. Step 2: Convert to fraction form
    19,684.12/29,527.62 = 7,997.56/x
  3. Step 3: Cross multiply
    19,684.12x = 29,527.62 × 7,997.56
  4. Step 4: Simplify right side
    19,684.12x = 236,148,912.61
  5. Step 5: Solve for x
    x = 236,148,912.61/19,684.12
  6. Step 6: Final answer
    x = 11,996.93

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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.