Home / 47,786.92-65,952.10-28,924.36

Finding the Fourth Proportional to 47,786.92, 65,952.10 and 28,924.36

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Solution

The fourth proportional to 47,786.92, 65,952.10 and 28,924.36 is: 39,919.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,786.92 : 65,952.10 = 28,924.36 : x
  2. Step 2: Convert to fraction form
    47,786.92/65,952.10 = 28,924.36/x
  3. Step 3: Cross multiply
    47,786.92x = 65,952.10 × 28,924.36
  4. Step 4: Simplify right side
    47,786.92x = 1,907,622,283.16
  5. Step 5: Solve for x
    x = 1,907,622,283.16/47,786.92
  6. Step 6: Final answer
    x = 39,919.34

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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.