Home / 12,702.36-19,071.04-6,466.60

Finding the Fourth Proportional to 12,702.36, 19,071.04 and 6,466.60

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Solution

The fourth proportional to 12,702.36, 19,071.04 and 6,466.60 is: 9,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,702.36 : 19,071.04 = 6,466.60 : x
  2. Step 2: Convert to fraction form
    12,702.36/19,071.04 = 6,466.60/x
  3. Step 3: Cross multiply
    12,702.36x = 19,071.04 × 6,466.60
  4. Step 4: Simplify right side
    12,702.36x = 123,324,787.26
  5. Step 5: Solve for x
    x = 123,324,787.26/12,702.36
  6. Step 6: Final answer
    x = 9,708.81

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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.