Home / 34,418.57-51,646.65-13,359.44

Finding the Fourth Proportional to 34,418.57, 51,646.65 and 13,359.44

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Solution

The fourth proportional to 34,418.57, 51,646.65 and 13,359.44 is: 20,046.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,418.57 : 51,646.65 = 13,359.44 : x
  2. Step 2: Convert to fraction form
    34,418.57/51,646.65 = 13,359.44/x
  3. Step 3: Cross multiply
    34,418.57x = 51,646.65 × 13,359.44
  4. Step 4: Simplify right side
    34,418.57x = 689,970,063.64
  5. Step 5: Solve for x
    x = 689,970,063.64/34,418.57
  6. Step 6: Final answer
    x = 20,046.45

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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.