Home / 37,625.28-51,922.56-20,857.92

Finding the Fourth Proportional to 37,625.28, 51,922.56 and 20,857.92

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Solution

The fourth proportional to 37,625.28, 51,922.56 and 20,857.92 is: 28,783.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,625.28 : 51,922.56 = 20,857.92 : x
  2. Step 2: Convert to fraction form
    37,625.28/51,922.56 = 20,857.92/x
  3. Step 3: Cross multiply
    37,625.28x = 51,922.56 × 20,857.92
  4. Step 4: Simplify right side
    37,625.28x = 1,082,996,602.68
  5. Step 5: Solve for x
    x = 1,082,996,602.68/37,625.28
  6. Step 6: Final answer
    x = 28,783.75

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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.