Home / 29,619.37-40,873.62-16,190.53

Finding the Fourth Proportional to 29,619.37, 40,873.62 and 16,190.53

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Solution

The fourth proportional to 29,619.37, 40,873.62 and 16,190.53 is: 22,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,619.37 : 40,873.62 = 16,190.53 : x
  2. Step 2: Convert to fraction form
    29,619.37/40,873.62 = 16,190.53/x
  3. Step 3: Cross multiply
    29,619.37x = 40,873.62 × 16,190.53
  4. Step 4: Simplify right side
    29,619.37x = 661,765,570.82
  5. Step 5: Solve for x
    x = 661,765,570.82/29,619.37
  6. Step 6: Final answer
    x = 22,342.32

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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.