Home / 19,757.58-27,264.62-10,805.38

Finding the Fourth Proportional to 19,757.58, 27,264.62 and 10,805.38

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Solution

The fourth proportional to 19,757.58, 27,264.62 and 10,805.38 is: 14,910.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.58 : 27,264.62 = 10,805.38 : x
  2. Step 2: Convert to fraction form
    19,757.58/27,264.62 = 10,805.38/x
  3. Step 3: Cross multiply
    19,757.58x = 27,264.62 × 10,805.38
  4. Step 4: Simplify right side
    19,757.58x = 294,604,579.66
  5. Step 5: Solve for x
    x = 294,604,579.66/19,757.58
  6. Step 6: Final answer
    x = 14,910.96

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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.