Home / 15,579.37-23,369.12-3,892.60

Finding the Fourth Proportional to 15,579.37, 23,369.12 and 3,892.60

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Solution

The fourth proportional to 15,579.37, 23,369.12 and 3,892.60 is: 5,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.37 : 23,369.12 = 3,892.60 : x
  2. Step 2: Convert to fraction form
    15,579.37/23,369.12 = 3,892.60/x
  3. Step 3: Cross multiply
    15,579.37x = 23,369.12 × 3,892.60
  4. Step 4: Simplify right side
    15,579.37x = 90,966,636.51
  5. Step 5: Solve for x
    x = 90,966,636.51/15,579.37
  6. Step 6: Final answer
    x = 5,838.92

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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.