Home / 37,700.47-52,022.66-21,789.97

Finding the Fourth Proportional to 37,700.47, 52,022.66 and 21,789.97

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Solution

The fourth proportional to 37,700.47, 52,022.66 and 21,789.97 is: 30,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,700.47 : 52,022.66 = 21,789.97 : x
  2. Step 2: Convert to fraction form
    37,700.47/52,022.66 = 21,789.97/x
  3. Step 3: Cross multiply
    37,700.47x = 52,022.66 × 21,789.97
  4. Step 4: Simplify right side
    37,700.47x = 1,133,572,043.43
  5. Step 5: Solve for x
    x = 1,133,572,043.43/37,700.47
  6. Step 6: Final answer
    x = 30,067.85

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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.