Home / 18,466.05-25,477.14-10,912.60

Finding the Fourth Proportional to 18,466.05, 25,477.14 and 10,912.60

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Solution

The fourth proportional to 18,466.05, 25,477.14 and 10,912.60 is: 15,055.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.05 : 25,477.14 = 10,912.60 : x
  2. Step 2: Convert to fraction form
    18,466.05/25,477.14 = 10,912.60/x
  3. Step 3: Cross multiply
    18,466.05x = 25,477.14 × 10,912.60
  4. Step 4: Simplify right side
    18,466.05x = 278,021,837.96
  5. Step 5: Solve for x
    x = 278,021,837.96/18,466.05
  6. Step 6: Final answer
    x = 15,055.84

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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.