Home / 28,772.14-43,157.19-10,052.09

Finding the Fourth Proportional to 28,772.14, 43,157.19 and 10,052.09

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Solution

The fourth proportional to 28,772.14, 43,157.19 and 10,052.09 is: 15,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772.14 : 43,157.19 = 10,052.09 : x
  2. Step 2: Convert to fraction form
    28,772.14/43,157.19 = 10,052.09/x
  3. Step 3: Cross multiply
    28,772.14x = 43,157.19 × 10,052.09
  4. Step 4: Simplify right side
    28,772.14x = 433,819,958.03
  5. Step 5: Solve for x
    x = 433,819,958.03/28,772.14
  6. Step 6: Final answer
    x = 15,077.78

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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.