Home / 19,568.39-29,351.97-4,777.38

Finding the Fourth Proportional to 19,568.39, 29,351.97 and 4,777.38

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Solution

The fourth proportional to 19,568.39, 29,351.97 and 4,777.38 is: 7,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,568.39 : 29,351.97 = 4,777.38 : x
  2. Step 2: Convert to fraction form
    19,568.39/29,351.97 = 4,777.38/x
  3. Step 3: Cross multiply
    19,568.39x = 29,351.97 × 4,777.38
  4. Step 4: Simplify right side
    19,568.39x = 140,225,514.44
  5. Step 5: Solve for x
    x = 140,225,514.44/19,568.39
  6. Step 6: Final answer
    x = 7,165.92

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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.