Home / 29,173.55-43,777.29-12,305.51

Finding the Fourth Proportional to 29,173.55, 43,777.29 and 12,305.51

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Solution

The fourth proportional to 29,173.55, 43,777.29 and 12,305.51 is: 18,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,173.55 : 43,777.29 = 12,305.51 : x
  2. Step 2: Convert to fraction form
    29,173.55/43,777.29 = 12,305.51/x
  3. Step 3: Cross multiply
    29,173.55x = 43,777.29 × 12,305.51
  4. Step 4: Simplify right side
    29,173.55x = 538,701,879.87
  5. Step 5: Solve for x
    x = 538,701,879.87/29,173.55
  6. Step 6: Final answer
    x = 18,465.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.