Home / 34,441.60-51,613.12-19,619.92

Finding the Fourth Proportional to 34,441.60, 51,613.12 and 19,619.92

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Solution

The fourth proportional to 34,441.60, 51,613.12 and 19,619.92 is: 29,401.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,441.60 : 51,613.12 = 19,619.92 : x
  2. Step 2: Convert to fraction form
    34,441.60/51,613.12 = 19,619.92/x
  3. Step 3: Cross multiply
    34,441.60x = 51,613.12 × 19,619.92
  4. Step 4: Simplify right side
    34,441.60x = 1,012,645,285.35
  5. Step 5: Solve for x
    x = 1,012,645,285.35/34,441.60
  6. Step 6: Final answer
    x = 29,401.81

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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.