Home / 19,835.35-29,755.80-5,796.40

Finding the Fourth Proportional to 19,835.35, 29,755.80 and 5,796.40

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Solution

The fourth proportional to 19,835.35, 29,755.80 and 5,796.40 is: 8,695.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.35 : 29,755.80 = 5,796.40 : x
  2. Step 2: Convert to fraction form
    19,835.35/29,755.80 = 5,796.40/x
  3. Step 3: Cross multiply
    19,835.35x = 29,755.80 × 5,796.40
  4. Step 4: Simplify right side
    19,835.35x = 172,476,567.91
  5. Step 5: Solve for x
    x = 172,476,567.91/19,835.35
  6. Step 6: Final answer
    x = 8,695.41

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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.