Home / 23,966.88-35,950.68-6,439.20

Finding the Fourth Proportional to 23,966.88, 35,950.68 and 6,439.20

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Solution

The fourth proportional to 23,966.88, 35,950.68 and 6,439.20 is: 9,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,966.88 : 35,950.68 = 6,439.20 : x
  2. Step 2: Convert to fraction form
    23,966.88/35,950.68 = 6,439.20/x
  3. Step 3: Cross multiply
    23,966.88x = 35,950.68 × 6,439.20
  4. Step 4: Simplify right side
    23,966.88x = 231,493,618.66
  5. Step 5: Solve for x
    x = 231,493,618.66/23,966.88
  6. Step 6: Final answer
    x = 9,658.90

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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.