Home / 12,446.18-18,644.26-6,187.26

Finding the Fourth Proportional to 12,446.18, 18,644.26 and 6,187.26

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Solution

The fourth proportional to 12,446.18, 18,644.26 and 6,187.26 is: 9,268.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446.18 : 18,644.26 = 6,187.26 : x
  2. Step 2: Convert to fraction form
    12,446.18/18,644.26 = 6,187.26/x
  3. Step 3: Cross multiply
    12,446.18x = 18,644.26 × 6,187.26
  4. Step 4: Simplify right side
    12,446.18x = 115,356,884.13
  5. Step 5: Solve for x
    x = 115,356,884.13/12,446.18
  6. Step 6: Final answer
    x = 9,268.46

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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.