Home / 19,267.72-28,899.51-13,067.53

Finding the Fourth Proportional to 19,267.72, 28,899.51 and 13,067.53

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Solution

The fourth proportional to 19,267.72, 28,899.51 and 13,067.53 is: 19,599.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.72 : 28,899.51 = 13,067.53 : x
  2. Step 2: Convert to fraction form
    19,267.72/28,899.51 = 13,067.53/x
  3. Step 3: Cross multiply
    19,267.72x = 28,899.51 × 13,067.53
  4. Step 4: Simplify right side
    19,267.72x = 377,645,213.91
  5. Step 5: Solve for x
    x = 377,645,213.91/19,267.72
  6. Step 6: Final answer
    x = 19,599.89

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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.