Home / 25,504.76-35,186.99-18,806.37

Finding the Fourth Proportional to 25,504.76, 35,186.99 and 18,806.37

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Solution

The fourth proportional to 25,504.76, 35,186.99 and 18,806.37 is: 25,945.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,504.76 : 35,186.99 = 18,806.37 : x
  2. Step 2: Convert to fraction form
    25,504.76/35,186.99 = 18,806.37/x
  3. Step 3: Cross multiply
    25,504.76x = 35,186.99 × 18,806.37
  4. Step 4: Simplify right side
    25,504.76x = 661,739,459.09
  5. Step 5: Solve for x
    x = 661,739,459.09/25,504.76
  6. Step 6: Final answer
    x = 25,945.73

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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.