Home / 30,577.82-45,844.98-11,842.04

Finding the Fourth Proportional to 30,577.82, 45,844.98 and 11,842.04

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Solution

The fourth proportional to 30,577.82, 45,844.98 and 11,842.04 is: 17,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,577.82 : 45,844.98 = 11,842.04 : x
  2. Step 2: Convert to fraction form
    30,577.82/45,844.98 = 11,842.04/x
  3. Step 3: Cross multiply
    30,577.82x = 45,844.98 × 11,842.04
  4. Step 4: Simplify right side
    30,577.82x = 542,898,086.96
  5. Step 5: Solve for x
    x = 542,898,086.96/30,577.82
  6. Step 6: Final answer
    x = 17,754.64

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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.