Home / 15,917.77-23,876.38-5,529.25

Finding the Fourth Proportional to 15,917.77, 23,876.38 and 5,529.25

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Solution

The fourth proportional to 15,917.77, 23,876.38 and 5,529.25 is: 8,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.77 : 23,876.38 = 5,529.25 : x
  2. Step 2: Convert to fraction form
    15,917.77/23,876.38 = 5,529.25/x
  3. Step 3: Cross multiply
    15,917.77x = 23,876.38 × 5,529.25
  4. Step 4: Simplify right side
    15,917.77x = 132,018,474.12
  5. Step 5: Solve for x
    x = 132,018,474.12/15,917.77
  6. Step 6: Final answer
    x = 8,293.78

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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.