Home / 18,997.83-28,495.40-5,848.83

Finding the Fourth Proportional to 18,997.83, 28,495.40 and 5,848.83

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Solution

The fourth proportional to 18,997.83, 28,495.40 and 5,848.83 is: 8,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,997.83 : 28,495.40 = 5,848.83 : x
  2. Step 2: Convert to fraction form
    18,997.83/28,495.40 = 5,848.83/x
  3. Step 3: Cross multiply
    18,997.83x = 28,495.40 × 5,848.83
  4. Step 4: Simplify right side
    18,997.83x = 166,664,721.14
  5. Step 5: Solve for x
    x = 166,664,721.14/18,997.83
  6. Step 6: Final answer
    x = 8,772.83

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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.