Home / 47,611.24-71,413.74-12,551.08

Finding the Fourth Proportional to 47,611.24, 71,413.74 and 12,551.08

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Solution

The fourth proportional to 47,611.24, 71,413.74 and 12,551.08 is: 18,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,611.24 : 71,413.74 = 12,551.08 : x
  2. Step 2: Convert to fraction form
    47,611.24/71,413.74 = 12,551.08/x
  3. Step 3: Cross multiply
    47,611.24x = 71,413.74 × 12,551.08
  4. Step 4: Simplify right side
    47,611.24x = 896,319,563.84
  5. Step 5: Solve for x
    x = 896,319,563.84/47,611.24
  6. Step 6: Final answer
    x = 18,825.80

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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.