Home / 33,879.09-50,818.65-18,327.09

Finding the Fourth Proportional to 33,879.09, 50,818.65 and 18,327.09

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Solution

The fourth proportional to 33,879.09, 50,818.65 and 18,327.09 is: 27,490.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,879.09 : 50,818.65 = 18,327.09 : x
  2. Step 2: Convert to fraction form
    33,879.09/50,818.65 = 18,327.09/x
  3. Step 3: Cross multiply
    33,879.09x = 50,818.65 × 18,327.09
  4. Step 4: Simplify right side
    33,879.09x = 931,357,972.23
  5. Step 5: Solve for x
    x = 931,357,972.23/33,879.09
  6. Step 6: Final answer
    x = 27,490.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.