Home / 12,741.32-19,101.08-4,839.37

Finding the Fourth Proportional to 12,741.32, 19,101.08 and 4,839.37

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Solution

The fourth proportional to 12,741.32, 19,101.08 and 4,839.37 is: 7,254.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,741.32 : 19,101.08 = 4,839.37 : x
  2. Step 2: Convert to fraction form
    12,741.32/19,101.08 = 4,839.37/x
  3. Step 3: Cross multiply
    12,741.32x = 19,101.08 × 4,839.37
  4. Step 4: Simplify right side
    12,741.32x = 92,437,157.87
  5. Step 5: Solve for x
    x = 92,437,157.87/12,741.32
  6. Step 6: Final answer
    x = 7,254.91

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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.