Home / 19,570.44-29,360.46-9,170.04

Finding the Fourth Proportional to 19,570.44, 29,360.46 and 9,170.04

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Solution

The fourth proportional to 19,570.44, 29,360.46 and 9,170.04 is: 13,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.44 : 29,360.46 = 9,170.04 : x
  2. Step 2: Convert to fraction form
    19,570.44/29,360.46 = 9,170.04/x
  3. Step 3: Cross multiply
    19,570.44x = 29,360.46 × 9,170.04
  4. Step 4: Simplify right side
    19,570.44x = 269,236,592.62
  5. Step 5: Solve for x
    x = 269,236,592.62/19,570.44
  6. Step 6: Final answer
    x = 13,757.31

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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.