Home / 19,199.24-28,781.91-7,504.28

Finding the Fourth Proportional to 19,199.24, 28,781.91 and 7,504.28

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Solution

The fourth proportional to 19,199.24, 28,781.91 and 7,504.28 is: 11,249.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,199.24 : 28,781.91 = 7,504.28 : x
  2. Step 2: Convert to fraction form
    19,199.24/28,781.91 = 7,504.28/x
  3. Step 3: Cross multiply
    19,199.24x = 28,781.91 × 7,504.28
  4. Step 4: Simplify right side
    19,199.24x = 215,987,367.67
  5. Step 5: Solve for x
    x = 215,987,367.67/19,199.24
  6. Step 6: Final answer
    x = 11,249.79

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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.