Home / 12,550.21-18,825.43-4,116.59

Finding the Fourth Proportional to 12,550.21, 18,825.43 and 4,116.59

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Solution

The fourth proportional to 12,550.21, 18,825.43 and 4,116.59 is: 6,174.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.21 : 18,825.43 = 4,116.59 : x
  2. Step 2: Convert to fraction form
    12,550.21/18,825.43 = 4,116.59/x
  3. Step 3: Cross multiply
    12,550.21x = 18,825.43 × 4,116.59
  4. Step 4: Simplify right side
    12,550.21x = 77,496,550.78
  5. Step 5: Solve for x
    x = 77,496,550.78/12,550.21
  6. Step 6: Final answer
    x = 6,174.92

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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.