Home / 20,054.98-30,073.11-7,565.38

Finding the Fourth Proportional to 20,054.98, 30,073.11 and 7,565.38

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Solution

The fourth proportional to 20,054.98, 30,073.11 and 7,565.38 is: 11,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.98 : 30,073.11 = 7,565.38 : x
  2. Step 2: Convert to fraction form
    20,054.98/30,073.11 = 7,565.38/x
  3. Step 3: Cross multiply
    20,054.98x = 30,073.11 × 7,565.38
  4. Step 4: Simplify right side
    20,054.98x = 227,514,504.93
  5. Step 5: Solve for x
    x = 227,514,504.93/20,054.98
  6. Step 6: Final answer
    x = 11,344.54

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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.