Home / 12,467.16-18,700.38-3,702.06

Finding the Fourth Proportional to 12,467.16, 18,700.38 and 3,702.06

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Solution

The fourth proportional to 12,467.16, 18,700.38 and 3,702.06 is: 5,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.16 : 18,700.38 = 3,702.06 : x
  2. Step 2: Convert to fraction form
    12,467.16/18,700.38 = 3,702.06/x
  3. Step 3: Cross multiply
    12,467.16x = 18,700.38 × 3,702.06
  4. Step 4: Simplify right side
    12,467.16x = 69,229,928.78
  5. Step 5: Solve for x
    x = 69,229,928.78/12,467.16
  6. Step 6: Final answer
    x = 5,552.98

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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.