Home / 37,286.00-51,454.69-20,519.00

Finding the Fourth Proportional to 37,286.00, 51,454.69 and 20,519.00

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Solution

The fourth proportional to 37,286.00, 51,454.69 and 20,519.00 is: 28,316.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,286.00 : 51,454.69 = 20,519.00 : x
  2. Step 2: Convert to fraction form
    37,286.00/51,454.69 = 20,519.00/x
  3. Step 3: Cross multiply
    37,286.00x = 51,454.69 × 20,519.00
  4. Step 4: Simplify right side
    37,286.00x = 1,055,798,813.11
  5. Step 5: Solve for x
    x = 1,055,798,813.11/37,286.00
  6. Step 6: Final answer
    x = 28,316.23

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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.