Home / 33,126.59-45,714.26-18,018.92

Finding the Fourth Proportional to 33,126.59, 45,714.26 and 18,018.92

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Solution

The fourth proportional to 33,126.59, 45,714.26 and 18,018.92 is: 24,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.59 : 45,714.26 = 18,018.92 : x
  2. Step 2: Convert to fraction form
    33,126.59/45,714.26 = 18,018.92/x
  3. Step 3: Cross multiply
    33,126.59x = 45,714.26 × 18,018.92
  4. Step 4: Simplify right side
    33,126.59x = 823,721,753.13
  5. Step 5: Solve for x
    x = 823,721,753.13/33,126.59
  6. Step 6: Final answer
    x = 24,865.88

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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.