Home / 15,506.55-23,251.32-7,181.98

Finding the Fourth Proportional to 15,506.55, 23,251.32 and 7,181.98

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Solution

The fourth proportional to 15,506.55, 23,251.32 and 7,181.98 is: 10,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,506.55 : 23,251.32 = 7,181.98 : x
  2. Step 2: Convert to fraction form
    15,506.55/23,251.32 = 7,181.98/x
  3. Step 3: Cross multiply
    15,506.55x = 23,251.32 × 7,181.98
  4. Step 4: Simplify right side
    15,506.55x = 166,990,504.93
  5. Step 5: Solve for x
    x = 166,990,504.93/15,506.55
  6. Step 6: Final answer
    x = 10,769.03

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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.