Home / 37,958.28-52,382.16-20,963.58

Finding the Fourth Proportional to 37,958.28, 52,382.16 and 20,963.58

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Solution

The fourth proportional to 37,958.28, 52,382.16 and 20,963.58 is: 28,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,958.28 : 52,382.16 = 20,963.58 : x
  2. Step 2: Convert to fraction form
    37,958.28/52,382.16 = 20,963.58/x
  3. Step 3: Cross multiply
    37,958.28x = 52,382.16 × 20,963.58
  4. Step 4: Simplify right side
    37,958.28x = 1,098,117,601.73
  5. Step 5: Solve for x
    x = 1,098,117,601.73/37,958.28
  6. Step 6: Final answer
    x = 28,929.59

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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.