Home / 28,936.14-43,407.63-10,212.27

Finding the Fourth Proportional to 28,936.14, 43,407.63 and 10,212.27

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Solution

The fourth proportional to 28,936.14, 43,407.63 and 10,212.27 is: 15,319.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,936.14 : 43,407.63 = 10,212.27 : x
  2. Step 2: Convert to fraction form
    28,936.14/43,407.63 = 10,212.27/x
  3. Step 3: Cross multiply
    28,936.14x = 43,407.63 × 10,212.27
  4. Step 4: Simplify right side
    28,936.14x = 443,290,437.62
  5. Step 5: Solve for x
    x = 443,290,437.62/28,936.14
  6. Step 6: Final answer
    x = 15,319.61

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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.