Home / 18,201.74-27,291.83-7,095.45

Finding the Fourth Proportional to 18,201.74, 27,291.83 and 7,095.45

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Solution

The fourth proportional to 18,201.74, 27,291.83 and 7,095.45 is: 10,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201.74 : 27,291.83 = 7,095.45 : x
  2. Step 2: Convert to fraction form
    18,201.74/27,291.83 = 7,095.45/x
  3. Step 3: Cross multiply
    18,201.74x = 27,291.83 × 7,095.45
  4. Step 4: Simplify right side
    18,201.74x = 193,647,779.70
  5. Step 5: Solve for x
    x = 193,647,779.70/18,201.74
  6. Step 6: Final answer
    x = 10,638.97

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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.