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Finding the Fourth Proportional to 35,367.99, 48,806.31 and 19,451.41

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Solution

The fourth proportional to 35,367.99, 48,806.31 and 19,451.41 is: 26,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,367.99 : 48,806.31 = 19,451.41 : x
  2. Step 2: Convert to fraction form
    35,367.99/48,806.31 = 19,451.41/x
  3. Step 3: Cross multiply
    35,367.99x = 48,806.31 × 19,451.41
  4. Step 4: Simplify right side
    35,367.99x = 949,351,546.40
  5. Step 5: Solve for x
    x = 949,351,546.40/35,367.99
  6. Step 6: Final answer
    x = 26,842.11

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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.