Home / 23,977.14-35,976.08-12,870.86

Finding the Fourth Proportional to 23,977.14, 35,976.08 and 12,870.86

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Solution

The fourth proportional to 23,977.14, 35,976.08 and 12,870.86 is: 19,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,977.14 : 35,976.08 = 12,870.86 : x
  2. Step 2: Convert to fraction form
    23,977.14/35,976.08 = 12,870.86/x
  3. Step 3: Cross multiply
    23,977.14x = 35,976.08 × 12,870.86
  4. Step 4: Simplify right side
    23,977.14x = 463,042,844.79
  5. Step 5: Solve for x
    x = 463,042,844.79/23,977.14
  6. Step 6: Final answer
    x = 19,311.85

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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.