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Finding the Fourth Proportional to 34,662.54, 47,834.33 and 19,558.41

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Solution

The fourth proportional to 34,662.54, 47,834.33 and 19,558.41 is: 26,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,662.54 : 47,834.33 = 19,558.41 : x
  2. Step 2: Convert to fraction form
    34,662.54/47,834.33 = 19,558.41/x
  3. Step 3: Cross multiply
    34,662.54x = 47,834.33 × 19,558.41
  4. Step 4: Simplify right side
    34,662.54x = 935,563,340.42
  5. Step 5: Solve for x
    x = 935,563,340.42/34,662.54
  6. Step 6: Final answer
    x = 26,990.62

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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.