Home / 45,329.54-67,994.91-12,049.43

Finding the Fourth Proportional to 45,329.54, 67,994.91 and 12,049.43

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Solution

The fourth proportional to 45,329.54, 67,994.91 and 12,049.43 is: 18,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,329.54 : 67,994.91 = 12,049.43 : x
  2. Step 2: Convert to fraction form
    45,329.54/67,994.91 = 12,049.43/x
  3. Step 3: Cross multiply
    45,329.54x = 67,994.91 × 12,049.43
  4. Step 4: Simplify right side
    45,329.54x = 819,299,568.43
  5. Step 5: Solve for x
    x = 819,299,568.43/45,329.54
  6. Step 6: Final answer
    x = 18,074.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.