Home / 19,014.06-28,521.10-5,163.06

Finding the Fourth Proportional to 19,014.06, 28,521.10 and 5,163.06

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Solution

The fourth proportional to 19,014.06, 28,521.10 and 5,163.06 is: 7,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.06 : 28,521.10 = 5,163.06 : x
  2. Step 2: Convert to fraction form
    19,014.06/28,521.10 = 5,163.06/x
  3. Step 3: Cross multiply
    19,014.06x = 28,521.10 × 5,163.06
  4. Step 4: Simplify right side
    19,014.06x = 147,256,150.57
  5. Step 5: Solve for x
    x = 147,256,150.57/19,014.06
  6. Step 6: Final answer
    x = 7,744.59

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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.