Home / 31,203.78-46,817.36-16,201.54

Finding the Fourth Proportional to 31,203.78, 46,817.36 and 16,201.54

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Solution

The fourth proportional to 31,203.78, 46,817.36 and 16,201.54 is: 24,308.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203.78 : 46,817.36 = 16,201.54 : x
  2. Step 2: Convert to fraction form
    31,203.78/46,817.36 = 16,201.54/x
  3. Step 3: Cross multiply
    31,203.78x = 46,817.36 × 16,201.54
  4. Step 4: Simplify right side
    31,203.78x = 758,513,196.79
  5. Step 5: Solve for x
    x = 758,513,196.79/31,203.78
  6. Step 6: Final answer
    x = 24,308.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.