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Finding the Fourth Proportional to 22,361.85, 33,540.84 and 7,570.44

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Solution

The fourth proportional to 22,361.85, 33,540.84 and 7,570.44 is: 11,355.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361.85 : 33,540.84 = 7,570.44 : x
  2. Step 2: Convert to fraction form
    22,361.85/33,540.84 = 7,570.44/x
  3. Step 3: Cross multiply
    22,361.85x = 33,540.84 × 7,570.44
  4. Step 4: Simplify right side
    22,361.85x = 253,918,916.77
  5. Step 5: Solve for x
    x = 253,918,916.77/22,361.85
  6. Step 6: Final answer
    x = 11,355.00

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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.