Home / 19,632.54-27,098.73-11,679.60

Finding the Fourth Proportional to 19,632.54, 27,098.73 and 11,679.60

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Solution

The fourth proportional to 19,632.54, 27,098.73 and 11,679.60 is: 16,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.54 : 27,098.73 = 11,679.60 : x
  2. Step 2: Convert to fraction form
    19,632.54/27,098.73 = 11,679.60/x
  3. Step 3: Cross multiply
    19,632.54x = 27,098.73 × 11,679.60
  4. Step 4: Simplify right side
    19,632.54x = 316,502,326.91
  5. Step 5: Solve for x
    x = 316,502,326.91/19,632.54
  6. Step 6: Final answer
    x = 16,121.31

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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.