Home / 25,494.23-35,172.21-18,795.78

Finding the Fourth Proportional to 25,494.23, 35,172.21 and 18,795.78

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Solution

The fourth proportional to 25,494.23, 35,172.21 and 18,795.78 is: 25,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,494.23 : 35,172.21 = 18,795.78 : x
  2. Step 2: Convert to fraction form
    25,494.23/35,172.21 = 18,795.78/x
  3. Step 3: Cross multiply
    25,494.23x = 35,172.21 × 18,795.78
  4. Step 4: Simplify right side
    25,494.23x = 661,089,121.27
  5. Step 5: Solve for x
    x = 661,089,121.27/25,494.23
  6. Step 6: Final answer
    x = 25,930.93

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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.