Home / 33,016.50-45,562.86-18,869.32

Finding the Fourth Proportional to 33,016.50, 45,562.86 and 18,869.32

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Solution

The fourth proportional to 33,016.50, 45,562.86 and 18,869.32 is: 26,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,016.50 : 45,562.86 = 18,869.32 : x
  2. Step 2: Convert to fraction form
    33,016.50/45,562.86 = 18,869.32/x
  3. Step 3: Cross multiply
    33,016.50x = 45,562.86 × 18,869.32
  4. Step 4: Simplify right side
    33,016.50x = 859,740,185.46
  5. Step 5: Solve for x
    x = 859,740,185.46/33,016.50
  6. Step 6: Final answer
    x = 26,039.71

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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.