Home / 15,552.54-23,313.96-5,157

Finding the Fourth Proportional to 15,552.54, 23,313.96 and 5,157

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Solution

The fourth proportional to 15,552.54, 23,313.96 and 5,157 is: 7,730.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.54 : 23,313.96 = 5,157 : x
  2. Step 2: Convert to fraction form
    15,552.54/23,313.96 = 5,157/x
  3. Step 3: Cross multiply
    15,552.54x = 23,313.96 × 5,157
  4. Step 4: Simplify right side
    15,552.54x = 120,230,091.72
  5. Step 5: Solve for x
    x = 120,230,091.72/15,552.54
  6. Step 6: Final answer
    x = 7,730.58

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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.