Home / 29,900.56-41,259.68-18,413.64

Finding the Fourth Proportional to 29,900.56, 41,259.68 and 18,413.64

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Solution

The fourth proportional to 29,900.56, 41,259.68 and 18,413.64 is: 25,408.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,900.56 : 41,259.68 = 18,413.64 : x
  2. Step 2: Convert to fraction form
    29,900.56/41,259.68 = 18,413.64/x
  3. Step 3: Cross multiply
    29,900.56x = 41,259.68 × 18,413.64
  4. Step 4: Simplify right side
    29,900.56x = 759,740,894.04
  5. Step 5: Solve for x
    x = 759,740,894.04/29,900.56
  6. Step 6: Final answer
    x = 25,408.92

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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.