Home / 19,055.44-26,294.24-10,989

Finding the Fourth Proportional to 19,055.44, 26,294.24 and 10,989

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Solution

The fourth proportional to 19,055.44, 26,294.24 and 10,989 is: 15,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.44 : 26,294.24 = 10,989 : x
  2. Step 2: Convert to fraction form
    19,055.44/26,294.24 = 10,989/x
  3. Step 3: Cross multiply
    19,055.44x = 26,294.24 × 10,989
  4. Step 4: Simplify right side
    19,055.44x = 288,947,403.36
  5. Step 5: Solve for x
    x = 288,947,403.36/19,055.44
  6. Step 6: Final answer
    x = 15,163.51

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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.