Home / 19,604.16-29,450.88-11,818.08

Finding the Fourth Proportional to 19,604.16, 29,450.88 and 11,818.08

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Solution

The fourth proportional to 19,604.16, 29,450.88 and 11,818.08 is: 17,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.16 : 29,450.88 = 11,818.08 : x
  2. Step 2: Convert to fraction form
    19,604.16/29,450.88 = 11,818.08/x
  3. Step 3: Cross multiply
    19,604.16x = 29,450.88 × 11,818.08
  4. Step 4: Simplify right side
    19,604.16x = 348,052,855.91
  5. Step 5: Solve for x
    x = 348,052,855.91/19,604.16
  6. Step 6: Final answer
    x = 17,754.03

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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.