Home / 19,395.12-29,092.68-6,247.74

Finding the Fourth Proportional to 19,395.12, 29,092.68 and 6,247.74

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Solution

The fourth proportional to 19,395.12, 29,092.68 and 6,247.74 is: 9,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395.12 : 29,092.68 = 6,247.74 : x
  2. Step 2: Convert to fraction form
    19,395.12/29,092.68 = 6,247.74/x
  3. Step 3: Cross multiply
    19,395.12x = 29,092.68 × 6,247.74
  4. Step 4: Simplify right side
    19,395.12x = 181,763,500.54
  5. Step 5: Solve for x
    x = 181,763,500.54/19,395.12
  6. Step 6: Final answer
    x = 9,371.61

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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.