Home / 19,305.80-26,645.46-11,348.36

Finding the Fourth Proportional to 19,305.80, 26,645.46 and 11,348.36

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Solution

The fourth proportional to 19,305.80, 26,645.46 and 11,348.36 is: 15,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.80 : 26,645.46 = 11,348.36 : x
  2. Step 2: Convert to fraction form
    19,305.80/26,645.46 = 11,348.36/x
  3. Step 3: Cross multiply
    19,305.80x = 26,645.46 × 11,348.36
  4. Step 4: Simplify right side
    19,305.80x = 302,382,272.45
  5. Step 5: Solve for x
    x = 302,382,272.45/19,305.80
  6. Step 6: Final answer
    x = 15,662.77

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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.