Home / 15,870.36-23,805.84-4,183.14

Finding the Fourth Proportional to 15,870.36, 23,805.84 and 4,183.14

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Solution

The fourth proportional to 15,870.36, 23,805.84 and 4,183.14 is: 6,274.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,870.36 : 23,805.84 = 4,183.14 : x
  2. Step 2: Convert to fraction form
    15,870.36/23,805.84 = 4,183.14/x
  3. Step 3: Cross multiply
    15,870.36x = 23,805.84 × 4,183.14
  4. Step 4: Simplify right side
    15,870.36x = 99,583,161.54
  5. Step 5: Solve for x
    x = 99,583,161.54/15,870.36
  6. Step 6: Final answer
    x = 6,274.79

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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.