Home / 45,446.45-68,169.99-15,864.30

Finding the Fourth Proportional to 45,446.45, 68,169.99 and 15,864.30

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Solution

The fourth proportional to 45,446.45, 68,169.99 and 15,864.30 is: 23,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,446.45 : 68,169.99 = 15,864.30 : x
  2. Step 2: Convert to fraction form
    45,446.45/68,169.99 = 15,864.30/x
  3. Step 3: Cross multiply
    45,446.45x = 68,169.99 × 15,864.30
  4. Step 4: Simplify right side
    45,446.45x = 1,081,469,172.36
  5. Step 5: Solve for x
    x = 1,081,469,172.36/45,446.45
  6. Step 6: Final answer
    x = 23,796.56

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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.