Home / 33,680.68-50,515.58-15,911.30

Finding the Fourth Proportional to 33,680.68, 50,515.58 and 15,911.30

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Solution

The fourth proportional to 33,680.68, 50,515.58 and 15,911.30 is: 23,864.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,680.68 : 50,515.58 = 15,911.30 : x
  2. Step 2: Convert to fraction form
    33,680.68/50,515.58 = 15,911.30/x
  3. Step 3: Cross multiply
    33,680.68x = 50,515.58 × 15,911.30
  4. Step 4: Simplify right side
    33,680.68x = 803,768,548.05
  5. Step 5: Solve for x
    x = 803,768,548.05/33,680.68
  6. Step 6: Final answer
    x = 23,864.38

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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.