Home / 12,924.83-19,372.23-7,382.07

Finding the Fourth Proportional to 12,924.83, 19,372.23 and 7,382.07

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Solution

The fourth proportional to 12,924.83, 19,372.23 and 7,382.07 is: 11,064.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924.83 : 19,372.23 = 7,382.07 : x
  2. Step 2: Convert to fraction form
    12,924.83/19,372.23 = 7,382.07/x
  3. Step 3: Cross multiply
    12,924.83x = 19,372.23 × 7,382.07
  4. Step 4: Simplify right side
    12,924.83x = 143,007,157.92
  5. Step 5: Solve for x
    x = 143,007,157.92/12,924.83
  6. Step 6: Final answer
    x = 11,064.53

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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.