Home / 14,100.20-19,418.82-13,794.08

Finding the Fourth Proportional to 14,100.20, 19,418.82 and 13,794.08

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Solution

The fourth proportional to 14,100.20, 19,418.82 and 13,794.08 is: 18,997.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.20 : 19,418.82 = 13,794.08 : x
  2. Step 2: Convert to fraction form
    14,100.20/19,418.82 = 13,794.08/x
  3. Step 3: Cross multiply
    14,100.20x = 19,418.82 × 13,794.08
  4. Step 4: Simplify right side
    14,100.20x = 267,864,756.59
  5. Step 5: Solve for x
    x = 267,864,756.59/14,100.20
  6. Step 6: Final answer
    x = 18,997.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.