Home / 18,291.70-27,433.44-10,898.26

Finding the Fourth Proportional to 18,291.70, 27,433.44 and 10,898.26

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Solution

The fourth proportional to 18,291.70, 27,433.44 and 10,898.26 is: 16,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291.70 : 27,433.44 = 10,898.26 : x
  2. Step 2: Convert to fraction form
    18,291.70/27,433.44 = 10,898.26/x
  3. Step 3: Cross multiply
    18,291.70x = 27,433.44 × 10,898.26
  4. Step 4: Simplify right side
    18,291.70x = 298,976,761.81
  5. Step 5: Solve for x
    x = 298,976,761.81/18,291.70
  6. Step 6: Final answer
    x = 16,344.94

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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.