Home / 33,351.06-45,976.60-20,595.72

Finding the Fourth Proportional to 33,351.06, 45,976.60 and 20,595.72

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Solution

The fourth proportional to 33,351.06, 45,976.60 and 20,595.72 is: 28,392.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,351.06 : 45,976.60 = 20,595.72 : x
  2. Step 2: Convert to fraction form
    33,351.06/45,976.60 = 20,595.72/x
  3. Step 3: Cross multiply
    33,351.06x = 45,976.60 × 20,595.72
  4. Step 4: Simplify right side
    33,351.06x = 946,921,180.15
  5. Step 5: Solve for x
    x = 946,921,180.15/33,351.06
  6. Step 6: Final answer
    x = 28,392.54

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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.