Home / 29,137.38-43,699.74-10,418.72

Finding the Fourth Proportional to 29,137.38, 43,699.74 and 10,418.72

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Solution

The fourth proportional to 29,137.38, 43,699.74 and 10,418.72 is: 15,625.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,137.38 : 43,699.74 = 10,418.72 : x
  2. Step 2: Convert to fraction form
    29,137.38/43,699.74 = 10,418.72/x
  3. Step 3: Cross multiply
    29,137.38x = 43,699.74 × 10,418.72
  4. Step 4: Simplify right side
    29,137.38x = 455,295,136.63
  5. Step 5: Solve for x
    x = 455,295,136.63/29,137.38
  6. Step 6: Final answer
    x = 15,625.81

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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.