Home / 19,738.80-29,598.60-10,964.40

Finding the Fourth Proportional to 19,738.80, 29,598.60 and 10,964.40

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Solution

The fourth proportional to 19,738.80, 29,598.60 and 10,964.40 is: 16,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.80 : 29,598.60 = 10,964.40 : x
  2. Step 2: Convert to fraction form
    19,738.80/29,598.60 = 10,964.40/x
  3. Step 3: Cross multiply
    19,738.80x = 29,598.60 × 10,964.40
  4. Step 4: Simplify right side
    19,738.80x = 324,530,889.84
  5. Step 5: Solve for x
    x = 324,530,889.84/19,738.80
  6. Step 6: Final answer
    x = 16,441.27

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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.