Home / 25,806.93-35,586.77-18,249.81

Finding the Fourth Proportional to 25,806.93, 35,586.77 and 18,249.81

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Solution

The fourth proportional to 25,806.93, 35,586.77 and 18,249.81 is: 25,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.93 : 35,586.77 = 18,249.81 : x
  2. Step 2: Convert to fraction form
    25,806.93/35,586.77 = 18,249.81/x
  3. Step 3: Cross multiply
    25,806.93x = 35,586.77 × 18,249.81
  4. Step 4: Simplify right side
    25,806.93x = 649,451,791.01
  5. Step 5: Solve for x
    x = 649,451,791.01/25,806.93
  6. Step 6: Final answer
    x = 25,165.79

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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.