Home / 33,123.60-45,710.96-18,016.61

Finding the Fourth Proportional to 33,123.60, 45,710.96 and 18,016.61

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Solution

The fourth proportional to 33,123.60, 45,710.96 and 18,016.61 is: 24,863.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,123.60 : 45,710.96 = 18,016.61 : x
  2. Step 2: Convert to fraction form
    33,123.60/45,710.96 = 18,016.61/x
  3. Step 3: Cross multiply
    33,123.60x = 45,710.96 × 18,016.61
  4. Step 4: Simplify right side
    33,123.60x = 823,556,220.41
  5. Step 5: Solve for x
    x = 823,556,220.41/33,123.60
  6. Step 6: Final answer
    x = 24,863.13

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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.