Home / 33,126.11-45,714.79-18,019.58

Finding the Fourth Proportional to 33,126.11, 45,714.79 and 18,019.58

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Solution

The fourth proportional to 33,126.11, 45,714.79 and 18,019.58 is: 24,867.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.11 : 45,714.79 = 18,019.58 : x
  2. Step 2: Convert to fraction form
    33,126.11/45,714.79 = 18,019.58/x
  3. Step 3: Cross multiply
    33,126.11x = 45,714.79 × 18,019.58
  4. Step 4: Simplify right side
    33,126.11x = 823,761,315.59
  5. Step 5: Solve for x
    x = 823,761,315.59/33,126.11
  6. Step 6: Final answer
    x = 24,867.43

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1.5x scale

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.