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Finding the Fourth Proportional to 63,891.93, 95,852 and 19,522.15

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Solution

The fourth proportional to 63,891.93, 95,852 and 19,522.15 is: 29,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,891.93 : 95,852 = 19,522.15 : x
  2. Step 2: Convert to fraction form
    63,891.93/95,852 = 19,522.15/x
  3. Step 3: Cross multiply
    63,891.93x = 95,852 × 19,522.15
  4. Step 4: Simplify right side
    63,891.93x = 1,871,237,121.80
  5. Step 5: Solve for x
    x = 1,871,237,121.80/63,891.93
  6. Step 6: Final answer
    x = 29,287.53

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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.