Home / 15,982.77-23,962.34-5,450.00

Finding the Fourth Proportional to 15,982.77, 23,962.34 and 5,450.00

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Solution

The fourth proportional to 15,982.77, 23,962.34 and 5,450.00 is: 8,170.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.77 : 23,962.34 = 5,450.00 : x
  2. Step 2: Convert to fraction form
    15,982.77/23,962.34 = 5,450.00/x
  3. Step 3: Cross multiply
    15,982.77x = 23,962.34 × 5,450.00
  4. Step 4: Simplify right side
    15,982.77x = 130,594,806.09
  5. Step 5: Solve for x
    x = 130,594,806.09/15,982.77
  6. Step 6: Final answer
    x = 8,170.97

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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.