Home / 19,845.80-29,773.66-7,369.37

Finding the Fourth Proportional to 19,845.80, 29,773.66 and 7,369.37

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Solution

The fourth proportional to 19,845.80, 29,773.66 and 7,369.37 is: 11,055.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,845.80 : 29,773.66 = 7,369.37 : x
  2. Step 2: Convert to fraction form
    19,845.80/29,773.66 = 7,369.37/x
  3. Step 3: Cross multiply
    19,845.80x = 29,773.66 × 7,369.37
  4. Step 4: Simplify right side
    19,845.80x = 219,413,116.79
  5. Step 5: Solve for x
    x = 219,413,116.79/19,845.80
  6. Step 6: Final answer
    x = 11,055.90

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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.