Home / 49,456-74,193.30-19,876.18

Finding the Fourth Proportional to 49,456, 74,193.30 and 19,876.18

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Solution

The fourth proportional to 49,456, 74,193.30 and 19,876.18 is: 29,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,456 : 74,193.30 = 19,876.18 : x
  2. Step 2: Convert to fraction form
    49,456/74,193.30 = 19,876.18/x
  3. Step 3: Cross multiply
    49,456x = 74,193.30 × 19,876.18
  4. Step 4: Simplify right side
    49,456x = 1,474,679,385.59
  5. Step 5: Solve for x
    x = 1,474,679,385.59/49,456
  6. Step 6: Final answer
    x = 29,818.01

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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.