Home / 36,813.62-50,804.82-21,715.13

Finding the Fourth Proportional to 36,813.62, 50,804.82 and 21,715.13

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Solution

The fourth proportional to 36,813.62, 50,804.82 and 21,715.13 is: 29,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,813.62 : 50,804.82 = 21,715.13 : x
  2. Step 2: Convert to fraction form
    36,813.62/50,804.82 = 21,715.13/x
  3. Step 3: Cross multiply
    36,813.62x = 50,804.82 × 21,715.13
  4. Step 4: Simplify right side
    36,813.62x = 1,103,233,016.90
  5. Step 5: Solve for x
    x = 1,103,233,016.90/36,813.62
  6. Step 6: Final answer
    x = 29,968.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.