Home / 18,475.44-27,725.34-6,788.76

Finding the Fourth Proportional to 18,475.44, 27,725.34 and 6,788.76

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Solution

The fourth proportional to 18,475.44, 27,725.34 and 6,788.76 is: 10,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.44 : 27,725.34 = 6,788.76 : x
  2. Step 2: Convert to fraction form
    18,475.44/27,725.34 = 6,788.76/x
  3. Step 3: Cross multiply
    18,475.44x = 27,725.34 × 6,788.76
  4. Step 4: Simplify right side
    18,475.44x = 188,220,679.18
  5. Step 5: Solve for x
    x = 188,220,679.18/18,475.44
  6. Step 6: Final answer
    x = 10,187.62

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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.