Home / 19,023.24-28,540.94-9,163.52

Finding the Fourth Proportional to 19,023.24, 28,540.94 and 9,163.52

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Solution

The fourth proportional to 19,023.24, 28,540.94 and 9,163.52 is: 13,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.24 : 28,540.94 = 9,163.52 : x
  2. Step 2: Convert to fraction form
    19,023.24/28,540.94 = 9,163.52/x
  3. Step 3: Cross multiply
    19,023.24x = 28,540.94 × 9,163.52
  4. Step 4: Simplify right side
    19,023.24x = 261,535,474.51
  5. Step 5: Solve for x
    x = 261,535,474.51/19,023.24
  6. Step 6: Final answer
    x = 13,748.21

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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.