Home / 18,184.83-25,086.59-11,810.97

Finding the Fourth Proportional to 18,184.83, 25,086.59 and 11,810.97

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Solution

The fourth proportional to 18,184.83, 25,086.59 and 11,810.97 is: 16,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184.83 : 25,086.59 = 11,810.97 : x
  2. Step 2: Convert to fraction form
    18,184.83/25,086.59 = 11,810.97/x
  3. Step 3: Cross multiply
    18,184.83x = 25,086.59 × 11,810.97
  4. Step 4: Simplify right side
    18,184.83x = 296,296,961.89
  5. Step 5: Solve for x
    x = 296,296,961.89/18,184.83
  6. Step 6: Final answer
    x = 16,293.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.