Home / 36,538.31-50,417.43-22,190.66

Finding the Fourth Proportional to 36,538.31, 50,417.43 and 22,190.66

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Solution

The fourth proportional to 36,538.31, 50,417.43 and 22,190.66 is: 30,619.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,538.31 : 50,417.43 = 22,190.66 : x
  2. Step 2: Convert to fraction form
    36,538.31/50,417.43 = 22,190.66/x
  3. Step 3: Cross multiply
    36,538.31x = 50,417.43 × 22,190.66
  4. Step 4: Simplify right side
    36,538.31x = 1,118,795,795.12
  5. Step 5: Solve for x
    x = 1,118,795,795.12/36,538.31
  6. Step 6: Final answer
    x = 30,619.81

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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.