Home / 29,768.60-41,071.92-18,446.42

Finding the Fourth Proportional to 29,768.60, 41,071.92 and 18,446.42

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Solution

The fourth proportional to 29,768.60, 41,071.92 and 18,446.42 is: 25,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,768.60 : 41,071.92 = 18,446.42 : x
  2. Step 2: Convert to fraction form
    29,768.60/41,071.92 = 18,446.42/x
  3. Step 3: Cross multiply
    29,768.60x = 41,071.92 × 18,446.42
  4. Step 4: Simplify right side
    29,768.60x = 757,629,886.53
  5. Step 5: Solve for x
    x = 757,629,886.53/29,768.60
  6. Step 6: Final answer
    x = 25,450.64

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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.