Home / 19,553.05-29,333.22-6,406.21

Finding the Fourth Proportional to 19,553.05, 29,333.22 and 6,406.21

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Solution

The fourth proportional to 19,553.05, 29,333.22 and 6,406.21 is: 9,610.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.05 : 29,333.22 = 6,406.21 : x
  2. Step 2: Convert to fraction form
    19,553.05/29,333.22 = 6,406.21/x
  3. Step 3: Cross multiply
    19,553.05x = 29,333.22 × 6,406.21
  4. Step 4: Simplify right side
    19,553.05x = 187,914,767.30
  5. Step 5: Solve for x
    x = 187,914,767.30/19,553.05
  6. Step 6: Final answer
    x = 9,610.51

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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.