Home / 19,091.43-28,625.63-8,559.54

Finding the Fourth Proportional to 19,091.43, 28,625.63 and 8,559.54

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Solution

The fourth proportional to 19,091.43, 28,625.63 and 8,559.54 is: 12,834.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,091.43 : 28,625.63 = 8,559.54 : x
  2. Step 2: Convert to fraction form
    19,091.43/28,625.63 = 8,559.54/x
  3. Step 3: Cross multiply
    19,091.43x = 28,625.63 × 8,559.54
  4. Step 4: Simplify right side
    19,091.43x = 245,022,225.01
  5. Step 5: Solve for x
    x = 245,022,225.01/19,091.43
  6. Step 6: Final answer
    x = 12,834.15

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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.