Home / 33,123.56-45,711.09-18,016.55

Finding the Fourth Proportional to 33,123.56, 45,711.09 and 18,016.55

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Solution

The fourth proportional to 33,123.56, 45,711.09 and 18,016.55 is: 24,863.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,123.56 : 45,711.09 = 18,016.55 : x
  2. Step 2: Convert to fraction form
    33,123.56/45,711.09 = 18,016.55/x
  3. Step 3: Cross multiply
    33,123.56x = 45,711.09 × 18,016.55
  4. Step 4: Simplify right side
    33,123.56x = 823,555,909.98
  5. Step 5: Solve for x
    x = 823,555,909.98/33,123.56
  6. Step 6: Final answer
    x = 24,863.15

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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.