Home / 36,611.32-50,506.84-21,503.72

Finding the Fourth Proportional to 36,611.32, 50,506.84 and 21,503.72

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Solution

The fourth proportional to 36,611.32, 50,506.84 and 21,503.72 is: 29,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,611.32 : 50,506.84 = 21,503.72 : x
  2. Step 2: Convert to fraction form
    36,611.32/50,506.84 = 21,503.72/x
  3. Step 3: Cross multiply
    36,611.32x = 50,506.84 × 21,503.72
  4. Step 4: Simplify right side
    36,611.32x = 1,086,084,945.44
  5. Step 5: Solve for x
    x = 1,086,084,945.44/36,611.32
  6. Step 6: Final answer
    x = 29,665.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.