Home / 12,462.53-18,696.62-4,141.87

Finding the Fourth Proportional to 12,462.53, 18,696.62 and 4,141.87

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Solution

The fourth proportional to 12,462.53, 18,696.62 and 4,141.87 is: 6,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462.53 : 18,696.62 = 4,141.87 : x
  2. Step 2: Convert to fraction form
    12,462.53/18,696.62 = 4,141.87/x
  3. Step 3: Cross multiply
    12,462.53x = 18,696.62 × 4,141.87
  4. Step 4: Simplify right side
    12,462.53x = 77,438,933.09
  5. Step 5: Solve for x
    x = 77,438,933.09/12,462.53
  6. Step 6: Final answer
    x = 6,213.74

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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.