Home / 13,596.09-18,763.55-7,546.64

Finding the Fourth Proportional to 13,596.09, 18,763.55 and 7,546.64

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Solution

The fourth proportional to 13,596.09, 18,763.55 and 7,546.64 is: 10,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,596.09 : 18,763.55 = 7,546.64 : x
  2. Step 2: Convert to fraction form
    13,596.09/18,763.55 = 7,546.64/x
  3. Step 3: Cross multiply
    13,596.09x = 18,763.55 × 7,546.64
  4. Step 4: Simplify right side
    13,596.09x = 141,601,653.72
  5. Step 5: Solve for x
    x = 141,601,653.72/13,596.09
  6. Step 6: Final answer
    x = 10,414.88

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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.