Home / 21,493.35-32,240.84-5,912.19

Finding the Fourth Proportional to 21,493.35, 32,240.84 and 5,912.19

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Solution

The fourth proportional to 21,493.35, 32,240.84 and 5,912.19 is: 8,868.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,493.35 : 32,240.84 = 5,912.19 : x
  2. Step 2: Convert to fraction form
    21,493.35/32,240.84 = 5,912.19/x
  3. Step 3: Cross multiply
    21,493.35x = 32,240.84 × 5,912.19
  4. Step 4: Simplify right side
    21,493.35x = 190,613,942.28
  5. Step 5: Solve for x
    x = 190,613,942.28/21,493.35
  6. Step 6: Final answer
    x = 8,868.51

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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.