Home / 21,487.05-32,229.09-6,694.56

Finding the Fourth Proportional to 21,487.05, 32,229.09 and 6,694.56

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Solution

The fourth proportional to 21,487.05, 32,229.09 and 6,694.56 is: 10,041.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,487.05 : 32,229.09 = 6,694.56 : x
  2. Step 2: Convert to fraction form
    21,487.05/32,229.09 = 6,694.56/x
  3. Step 3: Cross multiply
    21,487.05x = 32,229.09 × 6,694.56
  4. Step 4: Simplify right side
    21,487.05x = 215,759,576.75
  5. Step 5: Solve for x
    x = 215,759,576.75/21,487.05
  6. Step 6: Final answer
    x = 10,041.38

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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.