Home / 25,310.80-37,966.20-6,842.80

Finding the Fourth Proportional to 25,310.80, 37,966.20 and 6,842.80

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Solution

The fourth proportional to 25,310.80, 37,966.20 and 6,842.80 is: 10,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,310.80 : 37,966.20 = 6,842.80 : x
  2. Step 2: Convert to fraction form
    25,310.80/37,966.20 = 6,842.80/x
  3. Step 3: Cross multiply
    25,310.80x = 37,966.20 × 6,842.80
  4. Step 4: Simplify right side
    25,310.80x = 259,795,113.36
  5. Step 5: Solve for x
    x = 259,795,113.36/25,310.80
  6. Step 6: Final answer
    x = 10,264.20

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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.