Home / 45,395.36-68,093.34-15,813.75

Finding the Fourth Proportional to 45,395.36, 68,093.34 and 15,813.75

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Solution

The fourth proportional to 45,395.36, 68,093.34 and 15,813.75 is: 23,720.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,395.36 : 68,093.34 = 15,813.75 : x
  2. Step 2: Convert to fraction form
    45,395.36/68,093.34 = 15,813.75/x
  3. Step 3: Cross multiply
    45,395.36x = 68,093.34 × 15,813.75
  4. Step 4: Simplify right side
    45,395.36x = 1,076,810,976.36
  5. Step 5: Solve for x
    x = 1,076,810,976.36/45,395.36
  6. Step 6: Final answer
    x = 23,720.73

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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.