Home / 34,119.26-51,169.17-21,620.42

Finding the Fourth Proportional to 34,119.26, 51,169.17 and 21,620.42

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Solution

The fourth proportional to 34,119.26, 51,169.17 and 21,620.42 is: 32,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,119.26 : 51,169.17 = 21,620.42 : x
  2. Step 2: Convert to fraction form
    34,119.26/51,169.17 = 21,620.42/x
  3. Step 3: Cross multiply
    34,119.26x = 51,169.17 × 21,620.42
  4. Step 4: Simplify right side
    34,119.26x = 1,106,298,946.45
  5. Step 5: Solve for x
    x = 1,106,298,946.45/34,119.26
  6. Step 6: Final answer
    x = 32,424.47

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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.