Home / 33,118.10-45,679.84-22,489.28

Finding the Fourth Proportional to 33,118.10, 45,679.84 and 22,489.28

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Solution

The fourth proportional to 33,118.10, 45,679.84 and 22,489.28 is: 31,019.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,118.10 : 45,679.84 = 22,489.28 : x
  2. Step 2: Convert to fraction form
    33,118.10/45,679.84 = 22,489.28/x
  3. Step 3: Cross multiply
    33,118.10x = 45,679.84 × 22,489.28
  4. Step 4: Simplify right side
    33,118.10x = 1,027,306,427.49
  5. Step 5: Solve for x
    x = 1,027,306,427.49/33,118.10
  6. Step 6: Final answer
    x = 31,019.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.