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Finding the Fourth Proportional to 32,954.33, 49,431.51 and 19,005.54

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Solution

The fourth proportional to 32,954.33, 49,431.51 and 19,005.54 is: 28,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,954.33 : 49,431.51 = 19,005.54 : x
  2. Step 2: Convert to fraction form
    32,954.33/49,431.51 = 19,005.54/x
  3. Step 3: Cross multiply
    32,954.33x = 49,431.51 × 19,005.54
  4. Step 4: Simplify right side
    32,954.33x = 939,472,540.57
  5. Step 5: Solve for x
    x = 939,472,540.57/32,954.33
  6. Step 6: Final answer
    x = 28,508.32

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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.