Home / 47,074.25-70,611.31-12,013.91

Finding the Fourth Proportional to 47,074.25, 70,611.31 and 12,013.91

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Solution

The fourth proportional to 47,074.25, 70,611.31 and 12,013.91 is: 18,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074.25 : 70,611.31 = 12,013.91 : x
  2. Step 2: Convert to fraction form
    47,074.25/70,611.31 = 12,013.91/x
  3. Step 3: Cross multiply
    47,074.25x = 70,611.31 × 12,013.91
  4. Step 4: Simplify right side
    47,074.25x = 848,317,570.27
  5. Step 5: Solve for x
    x = 848,317,570.27/47,074.25
  6. Step 6: Final answer
    x = 18,020.84

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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.