Home / 19,053.32-28,589.75-9,069.37

Finding the Fourth Proportional to 19,053.32, 28,589.75 and 9,069.37

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Solution

The fourth proportional to 19,053.32, 28,589.75 and 9,069.37 is: 13,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.32 : 28,589.75 = 9,069.37 : x
  2. Step 2: Convert to fraction form
    19,053.32/28,589.75 = 9,069.37/x
  3. Step 3: Cross multiply
    19,053.32x = 28,589.75 × 9,069.37
  4. Step 4: Simplify right side
    19,053.32x = 259,290,904.14
  5. Step 5: Solve for x
    x = 259,290,904.14/19,053.32
  6. Step 6: Final answer
    x = 13,608.70

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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.