Home / 19,229.81-28,850.58-9,367.65

Finding the Fourth Proportional to 19,229.81, 28,850.58 and 9,367.65

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Solution

The fourth proportional to 19,229.81, 28,850.58 and 9,367.65 is: 14,054.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.81 : 28,850.58 = 9,367.65 : x
  2. Step 2: Convert to fraction form
    19,229.81/28,850.58 = 9,367.65/x
  3. Step 3: Cross multiply
    19,229.81x = 28,850.58 × 9,367.65
  4. Step 4: Simplify right side
    19,229.81x = 270,262,135.74
  5. Step 5: Solve for x
    x = 270,262,135.74/19,229.81
  6. Step 6: Final answer
    x = 14,054.34

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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.