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Finding the Fourth Proportional to 33,281.44, 49,895.60 and 19,225.44

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Solution

The fourth proportional to 33,281.44, 49,895.60 and 19,225.44 is: 28,822.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.44 : 49,895.60 = 19,225.44 : x
  2. Step 2: Convert to fraction form
    33,281.44/49,895.60 = 19,225.44/x
  3. Step 3: Cross multiply
    33,281.44x = 49,895.60 × 19,225.44
  4. Step 4: Simplify right side
    33,281.44x = 959,264,864.06
  5. Step 5: Solve for x
    x = 959,264,864.06/33,281.44
  6. Step 6: Final answer
    x = 28,822.82

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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.