Home / 15,563.46-23,345.12-3,876.66

Finding the Fourth Proportional to 15,563.46, 23,345.12 and 3,876.66

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Solution

The fourth proportional to 15,563.46, 23,345.12 and 3,876.66 is: 5,814.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.46 : 23,345.12 = 3,876.66 : x
  2. Step 2: Convert to fraction form
    15,563.46/23,345.12 = 3,876.66/x
  3. Step 3: Cross multiply
    15,563.46x = 23,345.12 × 3,876.66
  4. Step 4: Simplify right side
    15,563.46x = 90,501,092.90
  5. Step 5: Solve for x
    x = 90,501,092.90/15,563.46
  6. Step 6: Final answer
    x = 5,814.97

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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.