Home / 42,796.44-64,194.66-11,636.28

Finding the Fourth Proportional to 42,796.44, 64,194.66 and 11,636.28

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Solution

The fourth proportional to 42,796.44, 64,194.66 and 11,636.28 is: 17,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,796.44 : 64,194.66 = 11,636.28 : x
  2. Step 2: Convert to fraction form
    42,796.44/64,194.66 = 11,636.28/x
  3. Step 3: Cross multiply
    42,796.44x = 64,194.66 × 11,636.28
  4. Step 4: Simplify right side
    42,796.44x = 746,987,038.26
  5. Step 5: Solve for x
    x = 746,987,038.26/42,796.44
  6. Step 6: Final answer
    x = 17,454.42

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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.