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Finding the Fourth Proportional to 29,684.70, 44,557.74 and 19,892.41

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Solution

The fourth proportional to 29,684.70, 44,557.74 and 19,892.41 is: 29,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,684.70 : 44,557.74 = 19,892.41 : x
  2. Step 2: Convert to fraction form
    29,684.70/44,557.74 = 19,892.41/x
  3. Step 3: Cross multiply
    29,684.70x = 44,557.74 × 19,892.41
  4. Step 4: Simplify right side
    29,684.70x = 886,360,721.36
  5. Step 5: Solve for x
    x = 886,360,721.36/29,684.70
  6. Step 6: Final answer
    x = 29,859.18

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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.