Home / 39,746.78-54,850.46-22,751.08

Finding the Fourth Proportional to 39,746.78, 54,850.46 and 22,751.08

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Solution

The fourth proportional to 39,746.78, 54,850.46 and 22,751.08 is: 31,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746.78 : 54,850.46 = 22,751.08 : x
  2. Step 2: Convert to fraction form
    39,746.78/54,850.46 = 22,751.08/x
  3. Step 3: Cross multiply
    39,746.78x = 54,850.46 × 22,751.08
  4. Step 4: Simplify right side
    39,746.78x = 1,247,907,203.50
  5. Step 5: Solve for x
    x = 1,247,907,203.50/39,746.78
  6. Step 6: Final answer
    x = 31,396.44

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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.