Home / 16,965.83-23,413.58-11,291.51

Finding the Fourth Proportional to 16,965.83, 23,413.58 and 11,291.51

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Solution

The fourth proportional to 16,965.83, 23,413.58 and 11,291.51 is: 15,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.83 : 23,413.58 = 11,291.51 : x
  2. Step 2: Convert to fraction form
    16,965.83/23,413.58 = 11,291.51/x
  3. Step 3: Cross multiply
    16,965.83x = 23,413.58 × 11,291.51
  4. Step 4: Simplify right side
    16,965.83x = 264,374,700.93
  5. Step 5: Solve for x
    x = 264,374,700.93/16,965.83
  6. Step 6: Final answer
    x = 15,582.77

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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.