Home / 12,983.22-19,474.83-5,192.03

Finding the Fourth Proportional to 12,983.22, 19,474.83 and 5,192.03

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Solution

The fourth proportional to 12,983.22, 19,474.83 and 5,192.03 is: 7,788.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,983.22 : 19,474.83 = 5,192.03 : x
  2. Step 2: Convert to fraction form
    12,983.22/19,474.83 = 5,192.03/x
  3. Step 3: Cross multiply
    12,983.22x = 19,474.83 × 5,192.03
  4. Step 4: Simplify right side
    12,983.22x = 101,113,950.29
  5. Step 5: Solve for x
    x = 101,113,950.29/12,983.22
  6. Step 6: Final answer
    x = 7,788.05

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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.