Home / 20,054.23-30,071.23-11,736.75

Finding the Fourth Proportional to 20,054.23, 30,071.23 and 11,736.75

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Solution

The fourth proportional to 20,054.23, 30,071.23 and 11,736.75 is: 17,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.23 : 30,071.23 = 11,736.75 : x
  2. Step 2: Convert to fraction form
    20,054.23/30,071.23 = 11,736.75/x
  3. Step 3: Cross multiply
    20,054.23x = 30,071.23 × 11,736.75
  4. Step 4: Simplify right side
    20,054.23x = 352,938,299.66
  5. Step 5: Solve for x
    x = 352,938,299.66/20,054.23
  6. Step 6: Final answer
    x = 17,599.19

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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.