Home / 19,074.56-28,601.16-9,708.80

Finding the Fourth Proportional to 19,074.56, 28,601.16 and 9,708.80

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Solution

The fourth proportional to 19,074.56, 28,601.16 and 9,708.80 is: 14,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.56 : 28,601.16 = 9,708.80 : x
  2. Step 2: Convert to fraction form
    19,074.56/28,601.16 = 9,708.80/x
  3. Step 3: Cross multiply
    19,074.56x = 28,601.16 × 9,708.80
  4. Step 4: Simplify right side
    19,074.56x = 277,682,942.21
  5. Step 5: Solve for x
    x = 277,682,942.21/19,074.56
  6. Step 6: Final answer
    x = 14,557.76

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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.