Home / 26,500.92-39,723.70-19,470.48

Finding the Fourth Proportional to 26,500.92, 39,723.70 and 19,470.48

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Solution

The fourth proportional to 26,500.92, 39,723.70 and 19,470.48 is: 29,185.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.92 : 39,723.70 = 19,470.48 : x
  2. Step 2: Convert to fraction form
    26,500.92/39,723.70 = 19,470.48/x
  3. Step 3: Cross multiply
    26,500.92x = 39,723.70 × 19,470.48
  4. Step 4: Simplify right side
    26,500.92x = 773,439,506.38
  5. Step 5: Solve for x
    x = 773,439,506.38/26,500.92
  6. Step 6: Final answer
    x = 29,185.38

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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.