Home / 25,966.43-38,958.69-8,199.83

Finding the Fourth Proportional to 25,966.43, 38,958.69 and 8,199.83

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Solution

The fourth proportional to 25,966.43, 38,958.69 and 8,199.83 is: 12,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,966.43 : 38,958.69 = 8,199.83 : x
  2. Step 2: Convert to fraction form
    25,966.43/38,958.69 = 8,199.83/x
  3. Step 3: Cross multiply
    25,966.43x = 38,958.69 × 8,199.83
  4. Step 4: Simplify right side
    25,966.43x = 319,454,635.02
  5. Step 5: Solve for x
    x = 319,454,635.02/25,966.43
  6. Step 6: Final answer
    x = 12,302.60

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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.