Home / 37,118.80-51,223.84-20,352.88

Finding the Fourth Proportional to 37,118.80, 51,223.84 and 20,352.88

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Solution

The fourth proportional to 37,118.80, 51,223.84 and 20,352.88 is: 28,086.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,118.80 : 51,223.84 = 20,352.88 : x
  2. Step 2: Convert to fraction form
    37,118.80/51,223.84 = 20,352.88/x
  3. Step 3: Cross multiply
    37,118.80x = 51,223.84 × 20,352.88
  4. Step 4: Simplify right side
    37,118.80x = 1,042,552,668.66
  5. Step 5: Solve for x
    x = 1,042,552,668.66/37,118.80
  6. Step 6: Final answer
    x = 28,086.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.