Home / 19,083.26-28,616.02-11,188.20

Finding the Fourth Proportional to 19,083.26, 28,616.02 and 11,188.20

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Solution

The fourth proportional to 19,083.26, 28,616.02 and 11,188.20 is: 16,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,083.26 : 28,616.02 = 11,188.20 : x
  2. Step 2: Convert to fraction form
    19,083.26/28,616.02 = 11,188.20/x
  3. Step 3: Cross multiply
    19,083.26x = 28,616.02 × 11,188.20
  4. Step 4: Simplify right side
    19,083.26x = 320,161,754.96
  5. Step 5: Solve for x
    x = 320,161,754.96/19,083.26
  6. Step 6: Final answer
    x = 16,777.10

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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.