Home / 33,719.08-46,532.24-18,611.72

Finding the Fourth Proportional to 33,719.08, 46,532.24 and 18,611.72

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Solution

The fourth proportional to 33,719.08, 46,532.24 and 18,611.72 is: 25,684.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,719.08 : 46,532.24 = 18,611.72 : x
  2. Step 2: Convert to fraction form
    33,719.08/46,532.24 = 18,611.72/x
  3. Step 3: Cross multiply
    33,719.08x = 46,532.24 × 18,611.72
  4. Step 4: Simplify right side
    33,719.08x = 866,045,021.85
  5. Step 5: Solve for x
    x = 866,045,021.85/33,719.08
  6. Step 6: Final answer
    x = 25,684.12

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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.