Home / 21,527.82-32,274.30-6,729.12

Finding the Fourth Proportional to 21,527.82, 32,274.30 and 6,729.12

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Solution

The fourth proportional to 21,527.82, 32,274.30 and 6,729.12 is: 10,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527.82 : 32,274.30 = 6,729.12 : x
  2. Step 2: Convert to fraction form
    21,527.82/32,274.30 = 6,729.12/x
  3. Step 3: Cross multiply
    21,527.82x = 32,274.30 × 6,729.12
  4. Step 4: Simplify right side
    21,527.82x = 217,177,662.85
  5. Step 5: Solve for x
    x = 217,177,662.85/21,527.82
  6. Step 6: Final answer
    x = 10,088.23

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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.