Home / 16,601.15-22,885.44-13,413.80

Finding the Fourth Proportional to 16,601.15, 22,885.44 and 13,413.80

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Solution

The fourth proportional to 16,601.15, 22,885.44 and 13,413.80 is: 18,491.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,601.15 : 22,885.44 = 13,413.80 : x
  2. Step 2: Convert to fraction form
    16,601.15/22,885.44 = 13,413.80/x
  3. Step 3: Cross multiply
    16,601.15x = 22,885.44 × 13,413.80
  4. Step 4: Simplify right side
    16,601.15x = 306,980,721.98
  5. Step 5: Solve for x
    x = 306,980,721.98/16,601.15
  6. Step 6: Final answer
    x = 18,491.53

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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.