Home / 28,902.72-43,366.60-10,196.14

Finding the Fourth Proportional to 28,902.72, 43,366.60 and 10,196.14

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Solution

The fourth proportional to 28,902.72, 43,366.60 and 10,196.14 is: 15,298.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902.72 : 43,366.60 = 10,196.14 : x
  2. Step 2: Convert to fraction form
    28,902.72/43,366.60 = 10,196.14/x
  3. Step 3: Cross multiply
    28,902.72x = 43,366.60 × 10,196.14
  4. Step 4: Simplify right side
    28,902.72x = 442,171,924.92
  5. Step 5: Solve for x
    x = 442,171,924.92/28,902.72
  6. Step 6: Final answer
    x = 15,298.63

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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.