Home / 19,267.92-28,905.96-6,787.44

Finding the Fourth Proportional to 19,267.92, 28,905.96 and 6,787.44

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Solution

The fourth proportional to 19,267.92, 28,905.96 and 6,787.44 is: 10,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.92 : 28,905.96 = 6,787.44 : x
  2. Step 2: Convert to fraction form
    19,267.92/28,905.96 = 6,787.44/x
  3. Step 3: Cross multiply
    19,267.92x = 28,905.96 × 6,787.44
  4. Step 4: Simplify right side
    19,267.92x = 196,197,469.14
  5. Step 5: Solve for x
    x = 196,197,469.14/19,267.92
  6. Step 6: Final answer
    x = 10,182.60

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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.