Home / 12,157.06-18,202.70-6,301.37

Finding the Fourth Proportional to 12,157.06, 18,202.70 and 6,301.37

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Solution

The fourth proportional to 12,157.06, 18,202.70 and 6,301.37 is: 9,435.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,157.06 : 18,202.70 = 6,301.37 : x
  2. Step 2: Convert to fraction form
    12,157.06/18,202.70 = 6,301.37/x
  3. Step 3: Cross multiply
    12,157.06x = 18,202.70 × 6,301.37
  4. Step 4: Simplify right side
    12,157.06x = 114,701,947.70
  5. Step 5: Solve for x
    x = 114,701,947.70/12,157.06
  6. Step 6: Final answer
    x = 9,435.01

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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.