Home / 26,199.87-39,306.08-11,413.02

Finding the Fourth Proportional to 26,199.87, 39,306.08 and 11,413.02

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Solution

The fourth proportional to 26,199.87, 39,306.08 and 11,413.02 is: 17,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,199.87 : 39,306.08 = 11,413.02 : x
  2. Step 2: Convert to fraction form
    26,199.87/39,306.08 = 11,413.02/x
  3. Step 3: Cross multiply
    26,199.87x = 39,306.08 × 11,413.02
  4. Step 4: Simplify right side
    26,199.87x = 448,601,020.10
  5. Step 5: Solve for x
    x = 448,601,020.10/26,199.87
  6. Step 6: Final answer
    x = 17,122.26

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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.