Home / 55,378.54-76,425.69-41,928.49

Finding the Fourth Proportional to 55,378.54, 76,425.69 and 41,928.49

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Solution

The fourth proportional to 55,378.54, 76,425.69 and 41,928.49 is: 57,863.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,378.54 : 76,425.69 = 41,928.49 : x
  2. Step 2: Convert to fraction form
    55,378.54/76,425.69 = 41,928.49/x
  3. Step 3: Cross multiply
    55,378.54x = 76,425.69 × 41,928.49
  4. Step 4: Simplify right side
    55,378.54x = 3,204,413,778.91
  5. Step 5: Solve for x
    x = 3,204,413,778.91/55,378.54
  6. Step 6: Final answer
    x = 57,863.82

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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.