Home / 33,424.41-50,102.88-20,953.20

Finding the Fourth Proportional to 33,424.41, 50,102.88 and 20,953.20

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Solution

The fourth proportional to 33,424.41, 50,102.88 and 20,953.20 is: 31,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,424.41 : 50,102.88 = 20,953.20 : x
  2. Step 2: Convert to fraction form
    33,424.41/50,102.88 = 20,953.20/x
  3. Step 3: Cross multiply
    33,424.41x = 50,102.88 × 20,953.20
  4. Step 4: Simplify right side
    33,424.41x = 1,049,815,438.04
  5. Step 5: Solve for x
    x = 1,049,815,438.04/33,424.41
  6. Step 6: Final answer
    x = 31,408.64

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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.