Home / 19,267.72-28,899.48-13,067.56

Finding the Fourth Proportional to 19,267.72, 28,899.48 and 13,067.56

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Solution

The fourth proportional to 19,267.72, 28,899.48 and 13,067.56 is: 19,599.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.72 : 28,899.48 = 13,067.56 : x
  2. Step 2: Convert to fraction form
    19,267.72/28,899.48 = 13,067.56/x
  3. Step 3: Cross multiply
    19,267.72x = 28,899.48 × 13,067.56
  4. Step 4: Simplify right side
    19,267.72x = 377,645,688.87
  5. Step 5: Solve for x
    x = 377,645,688.87/19,267.72
  6. Step 6: Final answer
    x = 19,599.92

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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.