Home / 36,867.67-50,881.04-21,765.31

Finding the Fourth Proportional to 36,867.67, 50,881.04 and 21,765.31

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Solution

The fourth proportional to 36,867.67, 50,881.04 and 21,765.31 is: 30,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,867.67 : 50,881.04 = 21,765.31 : x
  2. Step 2: Convert to fraction form
    36,867.67/50,881.04 = 21,765.31/x
  3. Step 3: Cross multiply
    36,867.67x = 50,881.04 × 21,765.31
  4. Step 4: Simplify right side
    36,867.67x = 1,107,441,608.72
  5. Step 5: Solve for x
    x = 1,107,441,608.72/36,867.67
  6. Step 6: Final answer
    x = 30,038.29

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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.