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Finding the Fourth Proportional to 62,608.42, 86,399.44 and 33,928.87

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Solution

The fourth proportional to 62,608.42, 86,399.44 and 33,928.87 is: 46,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,608.42 : 86,399.44 = 33,928.87 : x
  2. Step 2: Convert to fraction form
    62,608.42/86,399.44 = 33,928.87/x
  3. Step 3: Cross multiply
    62,608.42x = 86,399.44 × 33,928.87
  4. Step 4: Simplify right side
    62,608.42x = 2,931,435,367.83
  5. Step 5: Solve for x
    x = 2,931,435,367.83/62,608.42
  6. Step 6: Final answer
    x = 46,821.74

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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.