Home / 29,313.36-43,991.64-18,236.34

Finding the Fourth Proportional to 29,313.36, 43,991.64 and 18,236.34

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Solution

The fourth proportional to 29,313.36, 43,991.64 and 18,236.34 is: 27,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,313.36 : 43,991.64 = 18,236.34 : x
  2. Step 2: Convert to fraction form
    29,313.36/43,991.64 = 18,236.34/x
  3. Step 3: Cross multiply
    29,313.36x = 43,991.64 × 18,236.34
  4. Step 4: Simplify right side
    29,313.36x = 802,246,504.20
  5. Step 5: Solve for x
    x = 802,246,504.20/29,313.36
  6. Step 6: Final answer
    x = 27,367.95

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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.