Home / 33,257.28-49,885.56-19,238.40

Finding the Fourth Proportional to 33,257.28, 49,885.56 and 19,238.40

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Solution

The fourth proportional to 33,257.28, 49,885.56 and 19,238.40 is: 28,857.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,257.28 : 49,885.56 = 19,238.40 : x
  2. Step 2: Convert to fraction form
    33,257.28/49,885.56 = 19,238.40/x
  3. Step 3: Cross multiply
    33,257.28x = 49,885.56 × 19,238.40
  4. Step 4: Simplify right side
    33,257.28x = 959,718,357.50
  5. Step 5: Solve for x
    x = 959,718,357.50/33,257.28
  6. Step 6: Final answer
    x = 28,857.39

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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.