Home / 37,940.76-56,909.09-11,645.51

Finding the Fourth Proportional to 37,940.76, 56,909.09 and 11,645.51

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Solution

The fourth proportional to 37,940.76, 56,909.09 and 11,645.51 is: 17,467.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,940.76 : 56,909.09 = 11,645.51 : x
  2. Step 2: Convert to fraction form
    37,940.76/56,909.09 = 11,645.51/x
  3. Step 3: Cross multiply
    37,940.76x = 56,909.09 × 11,645.51
  4. Step 4: Simplify right side
    37,940.76x = 662,735,033.91
  5. Step 5: Solve for x
    x = 662,735,033.91/37,940.76
  6. Step 6: Final answer
    x = 17,467.63

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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.