Home / 18,386.20-27,573.82-6,696.69

Finding the Fourth Proportional to 18,386.20, 27,573.82 and 6,696.69

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Solution

The fourth proportional to 18,386.20, 27,573.82 and 6,696.69 is: 10,043.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,386.20 : 27,573.82 = 6,696.69 : x
  2. Step 2: Convert to fraction form
    18,386.20/27,573.82 = 6,696.69/x
  3. Step 3: Cross multiply
    18,386.20x = 27,573.82 × 6,696.69
  4. Step 4: Simplify right side
    18,386.20x = 184,653,324.66
  5. Step 5: Solve for x
    x = 184,653,324.66/18,386.20
  6. Step 6: Final answer
    x = 10,043.04

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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.