Home / 33,357.06-50,047.20-20,886.30

Finding the Fourth Proportional to 33,357.06, 50,047.20 and 20,886.30

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Solution

The fourth proportional to 33,357.06, 50,047.20 and 20,886.30 is: 31,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,357.06 : 50,047.20 = 20,886.30 : x
  2. Step 2: Convert to fraction form
    33,357.06/50,047.20 = 20,886.30/x
  3. Step 3: Cross multiply
    33,357.06x = 50,047.20 × 20,886.30
  4. Step 4: Simplify right side
    33,357.06x = 1,045,300,833.36
  5. Step 5: Solve for x
    x = 1,045,300,833.36/33,357.06
  6. Step 6: Final answer
    x = 31,336.72

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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.