Home / 13,467.08-18,584.19-7,334.64

Finding the Fourth Proportional to 13,467.08, 18,584.19 and 7,334.64

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Solution

The fourth proportional to 13,467.08, 18,584.19 and 7,334.64 is: 10,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.08 : 18,584.19 = 7,334.64 : x
  2. Step 2: Convert to fraction form
    13,467.08/18,584.19 = 7,334.64/x
  3. Step 3: Cross multiply
    13,467.08x = 18,584.19 × 7,334.64
  4. Step 4: Simplify right side
    13,467.08x = 136,308,307.24
  5. Step 5: Solve for x
    x = 136,308,307.24/13,467.08
  6. Step 6: Final answer
    x = 10,121.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.