Home / 12,914.88-19,369.77-3,552.49

Finding the Fourth Proportional to 12,914.88, 19,369.77 and 3,552.49

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Solution

The fourth proportional to 12,914.88, 19,369.77 and 3,552.49 is: 5,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914.88 : 19,369.77 = 3,552.49 : x
  2. Step 2: Convert to fraction form
    12,914.88/19,369.77 = 3,552.49/x
  3. Step 3: Cross multiply
    12,914.88x = 19,369.77 × 3,552.49
  4. Step 4: Simplify right side
    12,914.88x = 68,810,914.23
  5. Step 5: Solve for x
    x = 68,810,914.23/12,914.88
  6. Step 6: Final answer
    x = 5,328.03

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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.