Home / 15,604.56-23,406-5,739.36

Finding the Fourth Proportional to 15,604.56, 23,406 and 5,739.36

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Solution

The fourth proportional to 15,604.56, 23,406 and 5,739.36 is: 8,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604.56 : 23,406 = 5,739.36 : x
  2. Step 2: Convert to fraction form
    15,604.56/23,406 = 5,739.36/x
  3. Step 3: Cross multiply
    15,604.56x = 23,406 × 5,739.36
  4. Step 4: Simplify right side
    15,604.56x = 134,335,460.16
  5. Step 5: Solve for x
    x = 134,335,460.16/15,604.56
  6. Step 6: Final answer
    x = 8,608.73

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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.