Home / 19,813.43-27,345.33-12,262.19

Finding the Fourth Proportional to 19,813.43, 27,345.33 and 12,262.19

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Solution

The fourth proportional to 19,813.43, 27,345.33 and 12,262.19 is: 16,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,813.43 : 27,345.33 = 12,262.19 : x
  2. Step 2: Convert to fraction form
    19,813.43/27,345.33 = 12,262.19/x
  3. Step 3: Cross multiply
    19,813.43x = 27,345.33 × 12,262.19
  4. Step 4: Simplify right side
    19,813.43x = 335,313,495.35
  5. Step 5: Solve for x
    x = 335,313,495.35/19,813.43
  6. Step 6: Final answer
    x = 16,923.54

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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.