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Finding the Fourth Proportional to 61,589.86, 84,993.96 and 33,295.54

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Solution

The fourth proportional to 61,589.86, 84,993.96 and 33,295.54 is: 45,947.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,589.86 : 84,993.96 = 33,295.54 : x
  2. Step 2: Convert to fraction form
    61,589.86/84,993.96 = 33,295.54/x
  3. Step 3: Cross multiply
    61,589.86x = 84,993.96 × 33,295.54
  4. Step 4: Simplify right side
    61,589.86x = 2,829,919,794.94
  5. Step 5: Solve for x
    x = 2,829,919,794.94/61,589.86
  6. Step 6: Final answer
    x = 45,947.82

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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.