Home / 19,556.16-29,338.49-6,408.03

Finding the Fourth Proportional to 19,556.16, 29,338.49 and 6,408.03

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Solution

The fourth proportional to 19,556.16, 29,338.49 and 6,408.03 is: 9,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.16 : 29,338.49 = 6,408.03 : x
  2. Step 2: Convert to fraction form
    19,556.16/29,338.49 = 6,408.03/x
  3. Step 3: Cross multiply
    19,556.16x = 29,338.49 × 6,408.03
  4. Step 4: Simplify right side
    19,556.16x = 188,001,924.07
  5. Step 5: Solve for x
    x = 188,001,924.07/19,556.16
  6. Step 6: Final answer
    x = 9,613.44

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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.