Home / 23,771.39-32,804.75-13,161.25

Finding the Fourth Proportional to 23,771.39, 32,804.75 and 13,161.25

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Solution

The fourth proportional to 23,771.39, 32,804.75 and 13,161.25 is: 18,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,771.39 : 32,804.75 = 13,161.25 : x
  2. Step 2: Convert to fraction form
    23,771.39/32,804.75 = 13,161.25/x
  3. Step 3: Cross multiply
    23,771.39x = 32,804.75 × 13,161.25
  4. Step 4: Simplify right side
    23,771.39x = 431,751,515.81
  5. Step 5: Solve for x
    x = 431,751,515.81/23,771.39
  6. Step 6: Final answer
    x = 18,162.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.