Home / 19,519.76-26,927.31-11,860.97

Finding the Fourth Proportional to 19,519.76, 26,927.31 and 11,860.97

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Solution

The fourth proportional to 19,519.76, 26,927.31 and 11,860.97 is: 16,362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.76 : 26,927.31 = 11,860.97 : x
  2. Step 2: Convert to fraction form
    19,519.76/26,927.31 = 11,860.97/x
  3. Step 3: Cross multiply
    19,519.76x = 26,927.31 × 11,860.97
  4. Step 4: Simplify right side
    19,519.76x = 319,383,881.45
  5. Step 5: Solve for x
    x = 319,383,881.45/19,519.76
  6. Step 6: Final answer
    x = 16,362.08

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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.