Home / 19,230.24-28,843.99-5,191.07

Finding the Fourth Proportional to 19,230.24, 28,843.99 and 5,191.07

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Solution

The fourth proportional to 19,230.24, 28,843.99 and 5,191.07 is: 7,786.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.24 : 28,843.99 = 5,191.07 : x
  2. Step 2: Convert to fraction form
    19,230.24/28,843.99 = 5,191.07/x
  3. Step 3: Cross multiply
    19,230.24x = 28,843.99 × 5,191.07
  4. Step 4: Simplify right side
    19,230.24x = 149,731,171.17
  5. Step 5: Solve for x
    x = 149,731,171.17/19,230.24
  6. Step 6: Final answer
    x = 7,786.24

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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.