Home / 55,115.93-82,673.34-15,667.85

Finding the Fourth Proportional to 55,115.93, 82,673.34 and 15,667.85

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Solution

The fourth proportional to 55,115.93, 82,673.34 and 15,667.85 is: 23,501.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,115.93 : 82,673.34 = 15,667.85 : x
  2. Step 2: Convert to fraction form
    55,115.93/82,673.34 = 15,667.85/x
  3. Step 3: Cross multiply
    55,115.93x = 82,673.34 × 15,667.85
  4. Step 4: Simplify right side
    55,115.93x = 1,295,313,076.75
  5. Step 5: Solve for x
    x = 1,295,313,076.75/55,115.93
  6. Step 6: Final answer
    x = 23,501.61

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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.