Home / 19,297.44-26,629.56-10,912.32

Finding the Fourth Proportional to 19,297.44, 26,629.56 and 10,912.32

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Solution

The fourth proportional to 19,297.44, 26,629.56 and 10,912.32 is: 15,058.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,297.44 : 26,629.56 = 10,912.32 : x
  2. Step 2: Convert to fraction form
    19,297.44/26,629.56 = 10,912.32/x
  3. Step 3: Cross multiply
    19,297.44x = 26,629.56 × 10,912.32
  4. Step 4: Simplify right side
    19,297.44x = 290,590,280.18
  5. Step 5: Solve for x
    x = 290,590,280.18/19,297.44
  6. Step 6: Final answer
    x = 15,058.49

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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.