Home / 45,464.08-68,195.98-20,474.88

Finding the Fourth Proportional to 45,464.08, 68,195.98 and 20,474.88

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Solution

The fourth proportional to 45,464.08, 68,195.98 and 20,474.88 is: 30,712.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,464.08 : 68,195.98 = 20,474.88 : x
  2. Step 2: Convert to fraction form
    45,464.08/68,195.98 = 20,474.88/x
  3. Step 3: Cross multiply
    45,464.08x = 68,195.98 × 20,474.88
  4. Step 4: Simplify right side
    45,464.08x = 1,396,304,506.98
  5. Step 5: Solve for x
    x = 1,396,304,506.98/45,464.08
  6. Step 6: Final answer
    x = 30,712.26

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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.