Home / 37,962.38-52,385.34-20,963.90

Finding the Fourth Proportional to 37,962.38, 52,385.34 and 20,963.90

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Solution

The fourth proportional to 37,962.38, 52,385.34 and 20,963.90 is: 28,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,962.38 : 52,385.34 = 20,963.90 : x
  2. Step 2: Convert to fraction form
    37,962.38/52,385.34 = 20,963.90/x
  3. Step 3: Cross multiply
    37,962.38x = 52,385.34 × 20,963.90
  4. Step 4: Simplify right side
    37,962.38x = 1,098,201,029.23
  5. Step 5: Solve for x
    x = 1,098,201,029.23/37,962.38
  6. Step 6: Final answer
    x = 28,928.67

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Double scale
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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.