Home / 34,431.09-51,638.12-9,469.92

Finding the Fourth Proportional to 34,431.09, 51,638.12 and 9,469.92

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Solution

The fourth proportional to 34,431.09, 51,638.12 and 9,469.92 is: 14,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,431.09 : 51,638.12 = 9,469.92 : x
  2. Step 2: Convert to fraction form
    34,431.09/51,638.12 = 9,469.92/x
  3. Step 3: Cross multiply
    34,431.09x = 51,638.12 × 9,469.92
  4. Step 4: Simplify right side
    34,431.09x = 489,009,047.16
  5. Step 5: Solve for x
    x = 489,009,047.16/34,431.09
  6. Step 6: Final answer
    x = 14,202.54

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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.