Home / 55,747.64-76,928.94-33,087.59

Finding the Fourth Proportional to 55,747.64, 76,928.94 and 33,087.59

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Solution

The fourth proportional to 55,747.64, 76,928.94 and 33,087.59 is: 45,659.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,747.64 : 76,928.94 = 33,087.59 : x
  2. Step 2: Convert to fraction form
    55,747.64/76,928.94 = 33,087.59/x
  3. Step 3: Cross multiply
    55,747.64x = 76,928.94 × 33,087.59
  4. Step 4: Simplify right side
    55,747.64x = 2,545,393,129.69
  5. Step 5: Solve for x
    x = 2,545,393,129.69/55,747.64
  6. Step 6: Final answer
    x = 45,659.21

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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.