Home / 12,573.38-18,857.57-6,241.64

Finding the Fourth Proportional to 12,573.38, 18,857.57 and 6,241.64

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Solution

The fourth proportional to 12,573.38, 18,857.57 and 6,241.64 is: 9,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.38 : 18,857.57 = 6,241.64 : x
  2. Step 2: Convert to fraction form
    12,573.38/18,857.57 = 6,241.64/x
  3. Step 3: Cross multiply
    12,573.38x = 18,857.57 × 6,241.64
  4. Step 4: Simplify right side
    12,573.38x = 117,702,108.43
  5. Step 5: Solve for x
    x = 117,702,108.43/12,573.38
  6. Step 6: Final answer
    x = 9,361.22

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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.