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Finding the Fourth Proportional to 22,852.56, 34,249.56 and 19,878.54

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Solution

The fourth proportional to 22,852.56, 34,249.56 and 19,878.54 is: 29,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,852.56 : 34,249.56 = 19,878.54 : x
  2. Step 2: Convert to fraction form
    22,852.56/34,249.56 = 19,878.54/x
  3. Step 3: Cross multiply
    22,852.56x = 34,249.56 × 19,878.54
  4. Step 4: Simplify right side
    22,852.56x = 680,831,197.70
  5. Step 5: Solve for x
    x = 680,831,197.70/22,852.56
  6. Step 6: Final answer
    x = 29,792.34

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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.