Home / 19,003.41-28,505.16-5,855.70

Finding the Fourth Proportional to 19,003.41, 28,505.16 and 5,855.70

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Solution

The fourth proportional to 19,003.41, 28,505.16 and 5,855.70 is: 8,783.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.41 : 28,505.16 = 5,855.70 : x
  2. Step 2: Convert to fraction form
    19,003.41/28,505.16 = 5,855.70/x
  3. Step 3: Cross multiply
    19,003.41x = 28,505.16 × 5,855.70
  4. Step 4: Simplify right side
    19,003.41x = 166,917,665.41
  5. Step 5: Solve for x
    x = 166,917,665.41/19,003.41
  6. Step 6: Final answer
    x = 8,783.56

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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.