Home / 67,388.64-101,083.36-17,465.28

Finding the Fourth Proportional to 67,388.64, 101,083.36 and 17,465.28

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Solution

The fourth proportional to 67,388.64, 101,083.36 and 17,465.28 is: 26,198.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,388.64 : 101,083.36 = 17,465.28 : x
  2. Step 2: Convert to fraction form
    67,388.64/101,083.36 = 17,465.28/x
  3. Step 3: Cross multiply
    67,388.64x = 101,083.36 × 17,465.28
  4. Step 4: Simplify right side
    67,388.64x = 1,765,449,185.74
  5. Step 5: Solve for x
    x = 1,765,449,185.74/67,388.64
  6. Step 6: Final answer
    x = 26,198.02

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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.