Home / 20,845.36-31,268.89-6,054.27

Finding the Fourth Proportional to 20,845.36, 31,268.89 and 6,054.27

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Solution

The fourth proportional to 20,845.36, 31,268.89 and 6,054.27 is: 9,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,845.36 : 31,268.89 = 6,054.27 : x
  2. Step 2: Convert to fraction form
    20,845.36/31,268.89 = 6,054.27/x
  3. Step 3: Cross multiply
    20,845.36x = 31,268.89 × 6,054.27
  4. Step 4: Simplify right side
    20,845.36x = 189,310,302.66
  5. Step 5: Solve for x
    x = 189,310,302.66/20,845.36
  6. Step 6: Final answer
    x = 9,081.65

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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.