Home / 35,910.25-53,856.73-15,908.69

Finding the Fourth Proportional to 35,910.25, 53,856.73 and 15,908.69

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Solution

The fourth proportional to 35,910.25, 53,856.73 and 15,908.69 is: 23,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,910.25 : 53,856.73 = 15,908.69 : x
  2. Step 2: Convert to fraction form
    35,910.25/53,856.73 = 15,908.69/x
  3. Step 3: Cross multiply
    35,910.25x = 53,856.73 × 15,908.69
  4. Step 4: Simplify right side
    35,910.25x = 856,790,021.98
  5. Step 5: Solve for x
    x = 856,790,021.98/35,910.25
  6. Step 6: Final answer
    x = 23,859.21

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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.