Home / 19,091.36-28,625.54-8,559.48

Finding the Fourth Proportional to 19,091.36, 28,625.54 and 8,559.48

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Solution

The fourth proportional to 19,091.36, 28,625.54 and 8,559.48 is: 12,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,091.36 : 28,625.54 = 8,559.48 : x
  2. Step 2: Convert to fraction form
    19,091.36/28,625.54 = 8,559.48/x
  3. Step 3: Cross multiply
    19,091.36x = 28,625.54 × 8,559.48
  4. Step 4: Simplify right side
    19,091.36x = 245,019,551.19
  5. Step 5: Solve for x
    x = 245,019,551.19/19,091.36
  6. Step 6: Final answer
    x = 12,834.05

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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.