Home / 21,785.24-32,682.10-6,993.02

Finding the Fourth Proportional to 21,785.24, 32,682.10 and 6,993.02

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Solution

The fourth proportional to 21,785.24, 32,682.10 and 6,993.02 is: 10,490.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,785.24 : 32,682.10 = 6,993.02 : x
  2. Step 2: Convert to fraction form
    21,785.24/32,682.10 = 6,993.02/x
  3. Step 3: Cross multiply
    21,785.24x = 32,682.10 × 6,993.02
  4. Step 4: Simplify right side
    21,785.24x = 228,546,578.94
  5. Step 5: Solve for x
    x = 228,546,578.94/21,785.24
  6. Step 6: Final answer
    x = 10,490.89

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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.