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Finding the Fourth Proportional to 34,496.96, 51,708.60 and 19,673.96

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Solution

The fourth proportional to 34,496.96, 51,708.60 and 19,673.96 is: 29,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,496.96 : 51,708.60 = 19,673.96 : x
  2. Step 2: Convert to fraction form
    34,496.96/51,708.60 = 19,673.96/x
  3. Step 3: Cross multiply
    34,496.96x = 51,708.60 × 19,673.96
  4. Step 4: Simplify right side
    34,496.96x = 1,017,312,928.06
  5. Step 5: Solve for x
    x = 1,017,312,928.06/34,496.96
  6. Step 6: Final answer
    x = 29,489.93

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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.