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Finding the Fourth Proportional to 33,294.95, 45,949.17 and 19,147.49

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Solution

The fourth proportional to 33,294.95, 45,949.17 and 19,147.49 is: 26,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,294.95 : 45,949.17 = 19,147.49 : x
  2. Step 2: Convert to fraction form
    33,294.95/45,949.17 = 19,147.49/x
  3. Step 3: Cross multiply
    33,294.95x = 45,949.17 × 19,147.49
  4. Step 4: Simplify right side
    33,294.95x = 879,811,043.34
  5. Step 5: Solve for x
    x = 879,811,043.34/33,294.95
  6. Step 6: Final answer
    x = 26,424.76

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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.