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Finding the Fourth Proportional to 32,971.96, 49,347.78 and 19,601.56

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Solution

The fourth proportional to 32,971.96, 49,347.78 and 19,601.56 is: 29,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,971.96 : 49,347.78 = 19,601.56 : x
  2. Step 2: Convert to fraction form
    32,971.96/49,347.78 = 19,601.56/x
  3. Step 3: Cross multiply
    32,971.96x = 49,347.78 × 19,601.56
  4. Step 4: Simplify right side
    32,971.96x = 967,293,470.54
  5. Step 5: Solve for x
    x = 967,293,470.54/32,971.96
  6. Step 6: Final answer
    x = 29,336.85

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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.