Home / 29,027.81-40,051.37-18,413.57

Finding the Fourth Proportional to 29,027.81, 40,051.37 and 18,413.57

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Solution

The fourth proportional to 29,027.81, 40,051.37 and 18,413.57 is: 25,406.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,027.81 : 40,051.37 = 18,413.57 : x
  2. Step 2: Convert to fraction form
    29,027.81/40,051.37 = 18,413.57/x
  3. Step 3: Cross multiply
    29,027.81x = 40,051.37 × 18,413.57
  4. Step 4: Simplify right side
    29,027.81x = 737,488,550.87
  5. Step 5: Solve for x
    x = 737,488,550.87/29,027.81
  6. Step 6: Final answer
    x = 25,406.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.