Home / 19,397.44-29,108.31-8,865.82

Finding the Fourth Proportional to 19,397.44, 29,108.31 and 8,865.82

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Solution

The fourth proportional to 19,397.44, 29,108.31 and 8,865.82 is: 13,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.44 : 29,108.31 = 8,865.82 : x
  2. Step 2: Convert to fraction form
    19,397.44/29,108.31 = 8,865.82/x
  3. Step 3: Cross multiply
    19,397.44x = 29,108.31 × 8,865.82
  4. Step 4: Simplify right side
    19,397.44x = 258,069,036.96
  5. Step 5: Solve for x
    x = 258,069,036.96/19,397.44
  6. Step 6: Final answer
    x = 13,304.28

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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.