Home / 45,464.27-68,196.41-13,874.50

Finding the Fourth Proportional to 45,464.27, 68,196.41 and 13,874.50

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Solution

The fourth proportional to 45,464.27, 68,196.41 and 13,874.50 is: 20,811.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,464.27 : 68,196.41 = 13,874.50 : x
  2. Step 2: Convert to fraction form
    45,464.27/68,196.41 = 13,874.50/x
  3. Step 3: Cross multiply
    45,464.27x = 68,196.41 × 13,874.50
  4. Step 4: Simplify right side
    45,464.27x = 946,191,090.55
  5. Step 5: Solve for x
    x = 946,191,090.55/45,464.27
  6. Step 6: Final answer
    x = 20,811.75

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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.