Home / 27,630.51-41,413.31-12,808.24

Finding the Fourth Proportional to 27,630.51, 41,413.31 and 12,808.24

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Solution

The fourth proportional to 27,630.51, 41,413.31 and 12,808.24 is: 19,197.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,630.51 : 41,413.31 = 12,808.24 : x
  2. Step 2: Convert to fraction form
    27,630.51/41,413.31 = 12,808.24/x
  3. Step 3: Cross multiply
    27,630.51x = 41,413.31 × 12,808.24
  4. Step 4: Simplify right side
    27,630.51x = 530,431,342.57
  5. Step 5: Solve for x
    x = 530,431,342.57/27,630.51
  6. Step 6: Final answer
    x = 19,197.31

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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.