Home / 15,734.68-23,579.96-7,829.69

Finding the Fourth Proportional to 15,734.68, 23,579.96 and 7,829.69

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Solution

The fourth proportional to 15,734.68, 23,579.96 and 7,829.69 is: 11,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,734.68 : 23,579.96 = 7,829.69 : x
  2. Step 2: Convert to fraction form
    15,734.68/23,579.96 = 7,829.69/x
  3. Step 3: Cross multiply
    15,734.68x = 23,579.96 × 7,829.69
  4. Step 4: Simplify right side
    15,734.68x = 184,623,619.96
  5. Step 5: Solve for x
    x = 184,623,619.96/15,734.68
  6. Step 6: Final answer
    x = 11,733.55

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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.