Home / 19,758.06-27,265.82-10,805.36

Finding the Fourth Proportional to 19,758.06, 27,265.82 and 10,805.36

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Solution

The fourth proportional to 19,758.06, 27,265.82 and 10,805.36 is: 14,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,758.06 : 27,265.82 = 10,805.36 : x
  2. Step 2: Convert to fraction form
    19,758.06/27,265.82 = 10,805.36/x
  3. Step 3: Cross multiply
    19,758.06x = 27,265.82 × 10,805.36
  4. Step 4: Simplify right side
    19,758.06x = 294,616,810.44
  5. Step 5: Solve for x
    x = 294,616,810.44/19,758.06
  6. Step 6: Final answer
    x = 14,911.22

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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.