Home / 33,227.28-49,840.56-19,208.40

Finding the Fourth Proportional to 33,227.28, 49,840.56 and 19,208.40

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Solution

The fourth proportional to 33,227.28, 49,840.56 and 19,208.40 is: 28,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.28 : 49,840.56 = 19,208.40 : x
  2. Step 2: Convert to fraction form
    33,227.28/49,840.56 = 19,208.40/x
  3. Step 3: Cross multiply
    33,227.28x = 49,840.56 × 19,208.40
  4. Step 4: Simplify right side
    33,227.28x = 957,357,412.70
  5. Step 5: Solve for x
    x = 957,357,412.70/33,227.28
  6. Step 6: Final answer
    x = 28,812.39

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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.