Home / 15,999.30-23,997.06-4,313.43

Finding the Fourth Proportional to 15,999.30, 23,997.06 and 4,313.43

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Solution

The fourth proportional to 15,999.30, 23,997.06 and 4,313.43 is: 6,469.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,999.30 : 23,997.06 = 4,313.43 : x
  2. Step 2: Convert to fraction form
    15,999.30/23,997.06 = 4,313.43/x
  3. Step 3: Cross multiply
    15,999.30x = 23,997.06 × 4,313.43
  4. Step 4: Simplify right side
    15,999.30x = 103,509,638.52
  5. Step 5: Solve for x
    x = 103,509,638.52/15,999.30
  6. Step 6: Final answer
    x = 6,469.64

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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.