Home / 37,961.38-52,383.96-20,962.90

Finding the Fourth Proportional to 37,961.38, 52,383.96 and 20,962.90

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Solution

The fourth proportional to 37,961.38, 52,383.96 and 20,962.90 is: 28,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961.38 : 52,383.96 = 20,962.90 : x
  2. Step 2: Convert to fraction form
    37,961.38/52,383.96 = 20,962.90/x
  3. Step 3: Cross multiply
    37,961.38x = 52,383.96 × 20,962.90
  4. Step 4: Simplify right side
    37,961.38x = 1,098,119,715.08
  5. Step 5: Solve for x
    x = 1,098,119,715.08/37,961.38
  6. Step 6: Final answer
    x = 28,927.29

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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.