Home / 45,464.80-68,195.60-13,873.58

Finding the Fourth Proportional to 45,464.80, 68,195.60 and 13,873.58

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Solution

The fourth proportional to 45,464.80, 68,195.60 and 13,873.58 is: 20,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,464.80 : 68,195.60 = 13,873.58 : x
  2. Step 2: Convert to fraction form
    45,464.80/68,195.60 = 13,873.58/x
  3. Step 3: Cross multiply
    45,464.80x = 68,195.60 × 13,873.58
  4. Step 4: Simplify right side
    45,464.80x = 946,117,112.25
  5. Step 5: Solve for x
    x = 946,117,112.25/45,464.80
  6. Step 6: Final answer
    x = 20,809.88

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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.