Home / 36,262.72-54,410.40-19,603.25

Finding the Fourth Proportional to 36,262.72, 54,410.40 and 19,603.25

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Solution

The fourth proportional to 36,262.72, 54,410.40 and 19,603.25 is: 29,413.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,262.72 : 54,410.40 = 19,603.25 : x
  2. Step 2: Convert to fraction form
    36,262.72/54,410.40 = 19,603.25/x
  3. Step 3: Cross multiply
    36,262.72x = 54,410.40 × 19,603.25
  4. Step 4: Simplify right side
    36,262.72x = 1,066,620,408.31
  5. Step 5: Solve for x
    x = 1,066,620,408.31/36,262.72
  6. Step 6: Final answer
    x = 29,413.69

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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.