Home / 27,385.59-41,078.46-7,664.33

Finding the Fourth Proportional to 27,385.59, 41,078.46 and 7,664.33

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Solution

The fourth proportional to 27,385.59, 41,078.46 and 7,664.33 is: 11,496.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.59 : 41,078.46 = 7,664.33 : x
  2. Step 2: Convert to fraction form
    27,385.59/41,078.46 = 7,664.33/x
  3. Step 3: Cross multiply
    27,385.59x = 41,078.46 × 7,664.33
  4. Step 4: Simplify right side
    27,385.59x = 314,838,667.94
  5. Step 5: Solve for x
    x = 314,838,667.94/27,385.59
  6. Step 6: Final answer
    x = 11,496.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.