Home / 36,759.60-50,704.32-21,639.51

Finding the Fourth Proportional to 36,759.60, 50,704.32 and 21,639.51

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Solution

The fourth proportional to 36,759.60, 50,704.32 and 21,639.51 is: 29,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,759.60 : 50,704.32 = 21,639.51 : x
  2. Step 2: Convert to fraction form
    36,759.60/50,704.32 = 21,639.51/x
  3. Step 3: Cross multiply
    36,759.60x = 50,704.32 × 21,639.51
  4. Step 4: Simplify right side
    36,759.60x = 1,097,216,639.68
  5. Step 5: Solve for x
    x = 1,097,216,639.68/36,759.60
  6. Step 6: Final answer
    x = 29,848.44

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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.