Home / 39,185.44-54,038.48-25,768

Finding the Fourth Proportional to 39,185.44, 54,038.48 and 25,768

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Solution

The fourth proportional to 39,185.44, 54,038.48 and 25,768 is: 35,535.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.44 : 54,038.48 = 25,768 : x
  2. Step 2: Convert to fraction form
    39,185.44/54,038.48 = 25,768/x
  3. Step 3: Cross multiply
    39,185.44x = 54,038.48 × 25,768
  4. Step 4: Simplify right side
    39,185.44x = 1,392,463,552.64
  5. Step 5: Solve for x
    x = 1,392,463,552.64/39,185.44
  6. Step 6: Final answer
    x = 35,535.23

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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.