Home / 45,754.77-68,634.89-17,679.16

Finding the Fourth Proportional to 45,754.77, 68,634.89 and 17,679.16

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Solution

The fourth proportional to 45,754.77, 68,634.89 and 17,679.16 is: 26,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,754.77 : 68,634.89 = 17,679.16 : x
  2. Step 2: Convert to fraction form
    45,754.77/68,634.89 = 17,679.16/x
  3. Step 3: Cross multiply
    45,754.77x = 68,634.89 × 17,679.16
  4. Step 4: Simplify right side
    45,754.77x = 1,213,407,365.03
  5. Step 5: Solve for x
    x = 1,213,407,365.03/45,754.77
  6. Step 6: Final answer
    x = 26,519.80

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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.