Home / 13,954.82-20,922.71-4,591.40

Finding the Fourth Proportional to 13,954.82, 20,922.71 and 4,591.40

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Solution

The fourth proportional to 13,954.82, 20,922.71 and 4,591.40 is: 6,883.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.82 : 20,922.71 = 4,591.40 : x
  2. Step 2: Convert to fraction form
    13,954.82/20,922.71 = 4,591.40/x
  3. Step 3: Cross multiply
    13,954.82x = 20,922.71 × 4,591.40
  4. Step 4: Simplify right side
    13,954.82x = 96,064,403.12
  5. Step 5: Solve for x
    x = 96,064,403.12/13,954.82
  6. Step 6: Final answer
    x = 6,883.96

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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.