Home / 28,705.44-43,063.92-10,236.96

Finding the Fourth Proportional to 28,705.44, 43,063.92 and 10,236.96

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Solution

The fourth proportional to 28,705.44, 43,063.92 and 10,236.96 is: 15,357.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,705.44 : 43,063.92 = 10,236.96 : x
  2. Step 2: Convert to fraction form
    28,705.44/43,063.92 = 10,236.96/x
  3. Step 3: Cross multiply
    28,705.44x = 43,063.92 × 10,236.96
  4. Step 4: Simplify right side
    28,705.44x = 440,843,626.48
  5. Step 5: Solve for x
    x = 440,843,626.48/28,705.44
  6. Step 6: Final answer
    x = 15,357.49

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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.