Home / 19,595.82-29,393.60-7,908.87

Finding the Fourth Proportional to 19,595.82, 29,393.60 and 7,908.87

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Solution

The fourth proportional to 19,595.82, 29,393.60 and 7,908.87 is: 11,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,595.82 : 29,393.60 = 7,908.87 : x
  2. Step 2: Convert to fraction form
    19,595.82/29,393.60 = 7,908.87/x
  3. Step 3: Cross multiply
    19,595.82x = 29,393.60 × 7,908.87
  4. Step 4: Simplify right side
    19,595.82x = 232,470,121.69
  5. Step 5: Solve for x
    x = 232,470,121.69/19,595.82
  6. Step 6: Final answer
    x = 11,863.25

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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.