Home / 25,205.40-37,811.70-8,566.20

Finding the Fourth Proportional to 25,205.40, 37,811.70 and 8,566.20

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Solution

The fourth proportional to 25,205.40, 37,811.70 and 8,566.20 is: 12,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,205.40 : 37,811.70 = 8,566.20 : x
  2. Step 2: Convert to fraction form
    25,205.40/37,811.70 = 8,566.20/x
  3. Step 3: Cross multiply
    25,205.40x = 37,811.70 × 8,566.20
  4. Step 4: Simplify right side
    25,205.40x = 323,902,584.54
  5. Step 5: Solve for x
    x = 323,902,584.54/25,205.40
  6. Step 6: Final answer
    x = 12,850.52

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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.