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Finding the Fourth Proportional to 34,792, 48,012.64 and 18,876.96

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Solution

The fourth proportional to 34,792, 48,012.64 and 18,876.96 is: 26,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,792 : 48,012.64 = 18,876.96 : x
  2. Step 2: Convert to fraction form
    34,792/48,012.64 = 18,876.96/x
  3. Step 3: Cross multiply
    34,792x = 48,012.64 × 18,876.96
  4. Step 4: Simplify right side
    34,792x = 906,332,684.77
  5. Step 5: Solve for x
    x = 906,332,684.77/34,792
  6. Step 6: Final answer
    x = 26,050.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.