Home / 13,467.64-20,204.88-4,702.72

Finding the Fourth Proportional to 13,467.64, 20,204.88 and 4,702.72

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Solution

The fourth proportional to 13,467.64, 20,204.88 and 4,702.72 is: 7,055.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.64 : 20,204.88 = 4,702.72 : x
  2. Step 2: Convert to fraction form
    13,467.64/20,204.88 = 4,702.72/x
  3. Step 3: Cross multiply
    13,467.64x = 20,204.88 × 4,702.72
  4. Step 4: Simplify right side
    13,467.64x = 95,017,893.27
  5. Step 5: Solve for x
    x = 95,017,893.27/13,467.64
  6. Step 6: Final answer
    x = 7,055.27

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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.