Home / 12,734.28-19,090.58-4,832.38

Finding the Fourth Proportional to 12,734.28, 19,090.58 and 4,832.38

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Solution

The fourth proportional to 12,734.28, 19,090.58 and 4,832.38 is: 7,244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.28 : 19,090.58 = 4,832.38 : x
  2. Step 2: Convert to fraction form
    12,734.28/19,090.58 = 4,832.38/x
  3. Step 3: Cross multiply
    12,734.28x = 19,090.58 × 4,832.38
  4. Step 4: Simplify right side
    12,734.28x = 92,252,936.98
  5. Step 5: Solve for x
    x = 92,252,936.98/12,734.28
  6. Step 6: Final answer
    x = 7,244.46

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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.