Home / 36,571.18-54,854.94-12,879.89

Finding the Fourth Proportional to 36,571.18, 54,854.94 and 12,879.89

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Solution

The fourth proportional to 36,571.18, 54,854.94 and 12,879.89 is: 19,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,571.18 : 54,854.94 = 12,879.89 : x
  2. Step 2: Convert to fraction form
    36,571.18/54,854.94 = 12,879.89/x
  3. Step 3: Cross multiply
    36,571.18x = 54,854.94 × 12,879.89
  4. Step 4: Simplify right side
    36,571.18x = 706,525,593.16
  5. Step 5: Solve for x
    x = 706,525,593.16/36,571.18
  6. Step 6: Final answer
    x = 19,319.19

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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.