Home / 29,558.22-40,790.39-16,129.73

Finding the Fourth Proportional to 29,558.22, 40,790.39 and 16,129.73

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Solution

The fourth proportional to 29,558.22, 40,790.39 and 16,129.73 is: 22,259.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,558.22 : 40,790.39 = 16,129.73 : x
  2. Step 2: Convert to fraction form
    29,558.22/40,790.39 = 16,129.73/x
  3. Step 3: Cross multiply
    29,558.22x = 40,790.39 × 16,129.73
  4. Step 4: Simplify right side
    29,558.22x = 657,937,998.62
  5. Step 5: Solve for x
    x = 657,937,998.62/29,558.22
  6. Step 6: Final answer
    x = 22,259.06

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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.