Home / 31,848.24-43,932.44-19,896.96

Finding the Fourth Proportional to 31,848.24, 43,932.44 and 19,896.96

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Solution

The fourth proportional to 31,848.24, 43,932.44 and 19,896.96 is: 27,446.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.24 : 43,932.44 = 19,896.96 : x
  2. Step 2: Convert to fraction form
    31,848.24/43,932.44 = 19,896.96/x
  3. Step 3: Cross multiply
    31,848.24x = 43,932.44 × 19,896.96
  4. Step 4: Simplify right side
    31,848.24x = 874,122,001.38
  5. Step 5: Solve for x
    x = 874,122,001.38/31,848.24
  6. Step 6: Final answer
    x = 27,446.48

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Double scale
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Similar ratio
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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.