Home / 34,514.40-51,763.85-13,447.22

Finding the Fourth Proportional to 34,514.40, 51,763.85 and 13,447.22

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Solution

The fourth proportional to 34,514.40, 51,763.85 and 13,447.22 is: 20,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,514.40 : 51,763.85 = 13,447.22 : x
  2. Step 2: Convert to fraction form
    34,514.40/51,763.85 = 13,447.22/x
  3. Step 3: Cross multiply
    34,514.40x = 51,763.85 × 13,447.22
  4. Step 4: Simplify right side
    34,514.40x = 696,079,552.94
  5. Step 5: Solve for x
    x = 696,079,552.94/34,514.40
  6. Step 6: Final answer
    x = 20,167.80

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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.