Home / 19,398.14-29,074.64-11,083.98

Finding the Fourth Proportional to 19,398.14, 29,074.64 and 11,083.98

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Solution

The fourth proportional to 19,398.14, 29,074.64 and 11,083.98 is: 16,613.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398.14 : 29,074.64 = 11,083.98 : x
  2. Step 2: Convert to fraction form
    19,398.14/29,074.64 = 11,083.98/x
  3. Step 3: Cross multiply
    19,398.14x = 29,074.64 × 11,083.98
  4. Step 4: Simplify right side
    19,398.14x = 322,262,672.85
  5. Step 5: Solve for x
    x = 322,262,672.85/19,398.14
  6. Step 6: Final answer
    x = 16,613.08

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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.