Home / 39,661.16-54,728.52-23,745.28

Finding the Fourth Proportional to 39,661.16, 54,728.52 and 23,745.28

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Solution

The fourth proportional to 39,661.16, 54,728.52 and 23,745.28 is: 32,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,661.16 : 54,728.52 = 23,745.28 : x
  2. Step 2: Convert to fraction form
    39,661.16/54,728.52 = 23,745.28/x
  3. Step 3: Cross multiply
    39,661.16x = 54,728.52 × 23,745.28
  4. Step 4: Simplify right side
    39,661.16x = 1,299,544,031.39
  5. Step 5: Solve for x
    x = 1,299,544,031.39/39,661.16
  6. Step 6: Final answer
    x = 32,766.16

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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.