Home / 35,871.20-53,814.10-12,514.04

Finding the Fourth Proportional to 35,871.20, 53,814.10 and 12,514.04

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Solution

The fourth proportional to 35,871.20, 53,814.10 and 12,514.04 is: 18,773.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871.20 : 53,814.10 = 12,514.04 : x
  2. Step 2: Convert to fraction form
    35,871.20/53,814.10 = 12,514.04/x
  3. Step 3: Cross multiply
    35,871.20x = 53,814.10 × 12,514.04
  4. Step 4: Simplify right side
    35,871.20x = 673,431,992.38
  5. Step 5: Solve for x
    x = 673,431,992.38/35,871.20
  6. Step 6: Final answer
    x = 18,773.61

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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.