Home / 15,514.65-23,270.40-4,992.21

Finding the Fourth Proportional to 15,514.65, 23,270.40 and 4,992.21

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Solution

The fourth proportional to 15,514.65, 23,270.40 and 4,992.21 is: 7,487.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514.65 : 23,270.40 = 4,992.21 : x
  2. Step 2: Convert to fraction form
    15,514.65/23,270.40 = 4,992.21/x
  3. Step 3: Cross multiply
    15,514.65x = 23,270.40 × 4,992.21
  4. Step 4: Simplify right side
    15,514.65x = 116,170,723.58
  5. Step 5: Solve for x
    x = 116,170,723.58/15,514.65
  6. Step 6: Final answer
    x = 7,487.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.