Home / 39,857.44-55,007.15-29,768.36

Finding the Fourth Proportional to 39,857.44, 55,007.15 and 29,768.36

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Solution

The fourth proportional to 39,857.44, 55,007.15 and 29,768.36 is: 41,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,857.44 : 55,007.15 = 29,768.36 : x
  2. Step 2: Convert to fraction form
    39,857.44/55,007.15 = 29,768.36/x
  3. Step 3: Cross multiply
    39,857.44x = 55,007.15 × 29,768.36
  4. Step 4: Simplify right side
    39,857.44x = 1,637,472,494.93
  5. Step 5: Solve for x
    x = 1,637,472,494.93/39,857.44
  6. Step 6: Final answer
    x = 41,083.24

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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.