Home / 15,863.62-23,787.60-5,330.02

Finding the Fourth Proportional to 15,863.62, 23,787.60 and 5,330.02

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Solution

The fourth proportional to 15,863.62, 23,787.60 and 5,330.02 is: 7,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,863.62 : 23,787.60 = 5,330.02 : x
  2. Step 2: Convert to fraction form
    15,863.62/23,787.60 = 5,330.02/x
  3. Step 3: Cross multiply
    15,863.62x = 23,787.60 × 5,330.02
  4. Step 4: Simplify right side
    15,863.62x = 126,788,383.75
  5. Step 5: Solve for x
    x = 126,788,383.75/15,863.62
  6. Step 6: Final answer
    x = 7,992.40

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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.