Home / 37,813.21-52,179.92-20,814.14

Finding the Fourth Proportional to 37,813.21, 52,179.92 and 20,814.14

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Solution

The fourth proportional to 37,813.21, 52,179.92 and 20,814.14 is: 28,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,813.21 : 52,179.92 = 20,814.14 : x
  2. Step 2: Convert to fraction form
    37,813.21/52,179.92 = 20,814.14/x
  3. Step 3: Cross multiply
    37,813.21x = 52,179.92 × 20,814.14
  4. Step 4: Simplify right side
    37,813.21x = 1,086,080,160.07
  5. Step 5: Solve for x
    x = 1,086,080,160.07/37,813.21
  6. Step 6: Final answer
    x = 28,722.25

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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.