Home / 13,951.82-20,927.73-3,563.57

Finding the Fourth Proportional to 13,951.82, 20,927.73 and 3,563.57

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Solution

The fourth proportional to 13,951.82, 20,927.73 and 3,563.57 is: 5,345.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951.82 : 20,927.73 = 3,563.57 : x
  2. Step 2: Convert to fraction form
    13,951.82/20,927.73 = 3,563.57/x
  3. Step 3: Cross multiply
    13,951.82x = 20,927.73 × 3,563.57
  4. Step 4: Simplify right side
    13,951.82x = 74,577,430.80
  5. Step 5: Solve for x
    x = 74,577,430.80/13,951.82
  6. Step 6: Final answer
    x = 5,345.36

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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.