Home / 25,086.96-37,630.80-11,940.72

Finding the Fourth Proportional to 25,086.96, 37,630.80 and 11,940.72

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Solution

The fourth proportional to 25,086.96, 37,630.80 and 11,940.72 is: 17,911.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.96 : 37,630.80 = 11,940.72 : x
  2. Step 2: Convert to fraction form
    25,086.96/37,630.80 = 11,940.72/x
  3. Step 3: Cross multiply
    25,086.96x = 37,630.80 × 11,940.72
  4. Step 4: Simplify right side
    25,086.96x = 449,338,846.18
  5. Step 5: Solve for x
    x = 449,338,846.18/25,086.96
  6. Step 6: Final answer
    x = 17,911.25

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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.