Home / 19,066.23-28,745.62-17,779.97

Finding the Fourth Proportional to 19,066.23, 28,745.62 and 17,779.97

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Solution

The fourth proportional to 19,066.23, 28,745.62 and 17,779.97 is: 26,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,066.23 : 28,745.62 = 17,779.97 : x
  2. Step 2: Convert to fraction form
    19,066.23/28,745.62 = 17,779.97/x
  3. Step 3: Cross multiply
    19,066.23x = 28,745.62 × 17,779.97
  4. Step 4: Simplify right side
    19,066.23x = 511,096,073.05
  5. Step 5: Solve for x
    x = 511,096,073.05/19,066.23
  6. Step 6: Final answer
    x = 26,806.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.