Home / 19,498.50-26,908.29-13,919.22

Finding the Fourth Proportional to 19,498.50, 26,908.29 and 13,919.22

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Solution

The fourth proportional to 19,498.50, 26,908.29 and 13,919.22 is: 19,208.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.50 : 26,908.29 = 13,919.22 : x
  2. Step 2: Convert to fraction form
    19,498.50/26,908.29 = 13,919.22/x
  3. Step 3: Cross multiply
    19,498.50x = 26,908.29 × 13,919.22
  4. Step 4: Simplify right side
    19,498.50x = 374,542,408.33
  5. Step 5: Solve for x
    x = 374,542,408.33/19,498.50
  6. Step 6: Final answer
    x = 19,208.78

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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.