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Finding the Fourth Proportional to 62,571.69, 86,350.32 and 35,713.65

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Solution

The fourth proportional to 62,571.69, 86,350.32 and 35,713.65 is: 49,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,571.69 : 86,350.32 = 35,713.65 : x
  2. Step 2: Convert to fraction form
    62,571.69/86,350.32 = 35,713.65/x
  3. Step 3: Cross multiply
    62,571.69x = 86,350.32 × 35,713.65
  4. Step 4: Simplify right side
    62,571.69x = 3,083,885,105.87
  5. Step 5: Solve for x
    x = 3,083,885,105.87/62,571.69
  6. Step 6: Final answer
    x = 49,285.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.