Home / 45,811.23-68,704.05-16,221.12

Finding the Fourth Proportional to 45,811.23, 68,704.05 and 16,221.12

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Solution

The fourth proportional to 45,811.23, 68,704.05 and 16,221.12 is: 24,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,811.23 : 68,704.05 = 16,221.12 : x
  2. Step 2: Convert to fraction form
    45,811.23/68,704.05 = 16,221.12/x
  3. Step 3: Cross multiply
    45,811.23x = 68,704.05 × 16,221.12
  4. Step 4: Simplify right side
    45,811.23x = 1,114,456,639.54
  5. Step 5: Solve for x
    x = 1,114,456,639.54/45,811.23
  6. Step 6: Final answer
    x = 24,327.15

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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.