Home / 21,674.97-32,512.35-6,885.03

Finding the Fourth Proportional to 21,674.97, 32,512.35 and 6,885.03

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Solution

The fourth proportional to 21,674.97, 32,512.35 and 6,885.03 is: 10,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674.97 : 32,512.35 = 6,885.03 : x
  2. Step 2: Convert to fraction form
    21,674.97/32,512.35 = 6,885.03/x
  3. Step 3: Cross multiply
    21,674.97x = 32,512.35 × 6,885.03
  4. Step 4: Simplify right side
    21,674.97x = 223,848,505.12
  5. Step 5: Solve for x
    x = 223,848,505.12/21,674.97
  6. Step 6: Final answer
    x = 10,327.51

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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.