Home / 37,321.66-51,503.14-20,326.12

Finding the Fourth Proportional to 37,321.66, 51,503.14 and 20,326.12

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Solution

The fourth proportional to 37,321.66, 51,503.14 and 20,326.12 is: 28,049.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,321.66 : 51,503.14 = 20,326.12 : x
  2. Step 2: Convert to fraction form
    37,321.66/51,503.14 = 20,326.12/x
  3. Step 3: Cross multiply
    37,321.66x = 51,503.14 × 20,326.12
  4. Step 4: Simplify right side
    37,321.66x = 1,046,859,004.02
  5. Step 5: Solve for x
    x = 1,046,859,004.02/37,321.66
  6. Step 6: Final answer
    x = 28,049.64

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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.