Home / 29,311.02-43,976.25-19,488.96

Finding the Fourth Proportional to 29,311.02, 43,976.25 and 19,488.96

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Solution

The fourth proportional to 29,311.02, 43,976.25 and 19,488.96 is: 29,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,311.02 : 43,976.25 = 19,488.96 : x
  2. Step 2: Convert to fraction form
    29,311.02/43,976.25 = 19,488.96/x
  3. Step 3: Cross multiply
    29,311.02x = 43,976.25 × 19,488.96
  4. Step 4: Simplify right side
    29,311.02x = 857,051,377.20
  5. Step 5: Solve for x
    x = 857,051,377.20/29,311.02
  6. Step 6: Final answer
    x = 29,239.90

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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.