Home / 45,731.67-68,535.15-27,968.50

Finding the Fourth Proportional to 45,731.67, 68,535.15 and 27,968.50

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Solution

The fourth proportional to 45,731.67, 68,535.15 and 27,968.50 is: 41,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,731.67 : 68,535.15 = 27,968.50 : x
  2. Step 2: Convert to fraction form
    45,731.67/68,535.15 = 27,968.50/x
  3. Step 3: Cross multiply
    45,731.67x = 68,535.15 × 27,968.50
  4. Step 4: Simplify right side
    45,731.67x = 1,916,825,342.78
  5. Step 5: Solve for x
    x = 1,916,825,342.78/45,731.67
  6. Step 6: Final answer
    x = 41,914.62

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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.