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Finding the Fourth Proportional to 27,848.39, 41,703.39 and 19,489.32

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Solution

The fourth proportional to 27,848.39, 41,703.39 and 19,489.32 is: 29,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,848.39 : 41,703.39 = 19,489.32 : x
  2. Step 2: Convert to fraction form
    27,848.39/41,703.39 = 19,489.32/x
  3. Step 3: Cross multiply
    27,848.39x = 41,703.39 × 19,489.32
  4. Step 4: Simplify right side
    27,848.39x = 812,770,712.79
  5. Step 5: Solve for x
    x = 812,770,712.79/27,848.39
  6. Step 6: Final answer
    x = 29,185.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.