Home / 12,242.65-18,361.56-5,999.98

Finding the Fourth Proportional to 12,242.65, 18,361.56 and 5,999.98

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Solution

The fourth proportional to 12,242.65, 18,361.56 and 5,999.98 is: 8,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242.65 : 18,361.56 = 5,999.98 : x
  2. Step 2: Convert to fraction form
    12,242.65/18,361.56 = 5,999.98/x
  3. Step 3: Cross multiply
    12,242.65x = 18,361.56 × 5,999.98
  4. Step 4: Simplify right side
    12,242.65x = 110,168,992.77
  5. Step 5: Solve for x
    x = 110,168,992.77/12,242.65
  6. Step 6: Final answer
    x = 8,998.79

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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.