Home / 15,983.94-23,976.14-6,123.72

Finding the Fourth Proportional to 15,983.94, 23,976.14 and 6,123.72

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Solution

The fourth proportional to 15,983.94, 23,976.14 and 6,123.72 is: 9,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.94 : 23,976.14 = 6,123.72 : x
  2. Step 2: Convert to fraction form
    15,983.94/23,976.14 = 6,123.72/x
  3. Step 3: Cross multiply
    15,983.94x = 23,976.14 × 6,123.72
  4. Step 4: Simplify right side
    15,983.94x = 146,823,137.42
  5. Step 5: Solve for x
    x = 146,823,137.42/15,983.94
  6. Step 6: Final answer
    x = 9,185.67

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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.