Home / 12,150.98-18,219.99-6,293.06

Finding the Fourth Proportional to 12,150.98, 18,219.99 and 6,293.06

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Solution

The fourth proportional to 12,150.98, 18,219.99 and 6,293.06 is: 9,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150.98 : 18,219.99 = 6,293.06 : x
  2. Step 2: Convert to fraction form
    12,150.98/18,219.99 = 6,293.06/x
  3. Step 3: Cross multiply
    12,150.98x = 18,219.99 × 6,293.06
  4. Step 4: Simplify right side
    12,150.98x = 114,659,490.27
  5. Step 5: Solve for x
    x = 114,659,490.27/12,150.98
  6. Step 6: Final answer
    x = 9,436.23

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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.