Home / 15,717.12-23,576.04-5,183.76

Finding the Fourth Proportional to 15,717.12, 23,576.04 and 5,183.76

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Solution

The fourth proportional to 15,717.12, 23,576.04 and 5,183.76 is: 7,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,717.12 : 23,576.04 = 5,183.76 : x
  2. Step 2: Convert to fraction form
    15,717.12/23,576.04 = 5,183.76/x
  3. Step 3: Cross multiply
    15,717.12x = 23,576.04 × 5,183.76
  4. Step 4: Simplify right side
    15,717.12x = 122,212,533.11
  5. Step 5: Solve for x
    x = 122,212,533.11/15,717.12
  6. Step 6: Final answer
    x = 7,775.76

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1.5x scale

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.