Home / 29,619.42-40,873.23-16,188.09

Finding the Fourth Proportional to 29,619.42, 40,873.23 and 16,188.09

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Solution

The fourth proportional to 29,619.42, 40,873.23 and 16,188.09 is: 22,338.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,619.42 : 40,873.23 = 16,188.09 : x
  2. Step 2: Convert to fraction form
    29,619.42/40,873.23 = 16,188.09/x
  3. Step 3: Cross multiply
    29,619.42x = 40,873.23 × 16,188.09
  4. Step 4: Simplify right side
    29,619.42x = 661,659,525.83
  5. Step 5: Solve for x
    x = 661,659,525.83/29,619.42
  6. Step 6: Final answer
    x = 22,338.71

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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.