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Finding the Fourth Proportional to 34,894.92, 48,153.96 and 19,788.96

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Solution

The fourth proportional to 34,894.92, 48,153.96 and 19,788.96 is: 27,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,894.92 : 48,153.96 = 19,788.96 : x
  2. Step 2: Convert to fraction form
    34,894.92/48,153.96 = 19,788.96/x
  3. Step 3: Cross multiply
    34,894.92x = 48,153.96 × 19,788.96
  4. Step 4: Simplify right side
    34,894.92x = 952,916,788.28
  5. Step 5: Solve for x
    x = 952,916,788.28/34,894.92
  6. Step 6: Final answer
    x = 27,308.18

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1.5x scale

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.