Home / 68,837.84-103,260.60-19,586

Finding the Fourth Proportional to 68,837.84, 103,260.60 and 19,586

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Solution

The fourth proportional to 68,837.84, 103,260.60 and 19,586 is: 29,380.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,837.84 : 103,260.60 = 19,586 : x
  2. Step 2: Convert to fraction form
    68,837.84/103,260.60 = 19,586/x
  3. Step 3: Cross multiply
    68,837.84x = 103,260.60 × 19,586
  4. Step 4: Simplify right side
    68,837.84x = 2,022,462,111.60
  5. Step 5: Solve for x
    x = 2,022,462,111.60/68,837.84
  6. Step 6: Final answer
    x = 29,380.09

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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.