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Finding the Fourth Proportional to 62,673.86, 86,490.59 and 33,993.56

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Solution

The fourth proportional to 62,673.86, 86,490.59 and 33,993.56 is: 46,911.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,673.86 : 86,490.59 = 33,993.56 : x
  2. Step 2: Convert to fraction form
    62,673.86/86,490.59 = 33,993.56/x
  3. Step 3: Cross multiply
    62,673.86x = 86,490.59 × 33,993.56
  4. Step 4: Simplify right side
    62,673.86x = 2,940,122,713.13
  5. Step 5: Solve for x
    x = 2,940,122,713.13/62,673.86
  6. Step 6: Final answer
    x = 46,911.47

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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.