Home / 15,972.73-23,962.63-4,880.29

Finding the Fourth Proportional to 15,972.73, 23,962.63 and 4,880.29

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Solution

The fourth proportional to 15,972.73, 23,962.63 and 4,880.29 is: 7,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.73 : 23,962.63 = 4,880.29 : x
  2. Step 2: Convert to fraction form
    15,972.73/23,962.63 = 4,880.29/x
  3. Step 3: Cross multiply
    15,972.73x = 23,962.63 × 4,880.29
  4. Step 4: Simplify right side
    15,972.73x = 116,944,499.25
  5. Step 5: Solve for x
    x = 116,944,499.25/15,972.73
  6. Step 6: Final answer
    x = 7,321.51

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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.