Home / 29,175.99-43,725.91-13,375.32

Finding the Fourth Proportional to 29,175.99, 43,725.91 and 13,375.32

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Solution

The fourth proportional to 29,175.99, 43,725.91 and 13,375.32 is: 20,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,175.99 : 43,725.91 = 13,375.32 : x
  2. Step 2: Convert to fraction form
    29,175.99/43,725.91 = 13,375.32/x
  3. Step 3: Cross multiply
    29,175.99x = 43,725.91 × 13,375.32
  4. Step 4: Simplify right side
    29,175.99x = 584,848,038.54
  5. Step 5: Solve for x
    x = 584,848,038.54/29,175.99
  6. Step 6: Final answer
    x = 20,045.53

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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.