Home / 18,413.38-27,615.84-5,930.98

Finding the Fourth Proportional to 18,413.38, 27,615.84 and 5,930.98

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Solution

The fourth proportional to 18,413.38, 27,615.84 and 5,930.98 is: 8,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,413.38 : 27,615.84 = 5,930.98 : x
  2. Step 2: Convert to fraction form
    18,413.38/27,615.84 = 5,930.98/x
  3. Step 3: Cross multiply
    18,413.38x = 27,615.84 × 5,930.98
  4. Step 4: Simplify right side
    18,413.38x = 163,788,994.72
  5. Step 5: Solve for x
    x = 163,788,994.72/18,413.38
  6. Step 6: Final answer
    x = 8,895.11

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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.