Home / 19,273.94-28,923.21-10,508.85

Finding the Fourth Proportional to 19,273.94, 28,923.21 and 10,508.85

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Solution

The fourth proportional to 19,273.94, 28,923.21 and 10,508.85 is: 15,769.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,273.94 : 28,923.21 = 10,508.85 : x
  2. Step 2: Convert to fraction form
    19,273.94/28,923.21 = 10,508.85/x
  3. Step 3: Cross multiply
    19,273.94x = 28,923.21 × 10,508.85
  4. Step 4: Simplify right side
    19,273.94x = 303,949,675.41
  5. Step 5: Solve for x
    x = 303,949,675.41/19,273.94
  6. Step 6: Final answer
    x = 15,769.98

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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.