Home / 36,432.28-50,276.70-20,517.00

Finding the Fourth Proportional to 36,432.28, 50,276.70 and 20,517.00

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Solution

The fourth proportional to 36,432.28, 50,276.70 and 20,517.00 is: 28,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,432.28 : 50,276.70 = 20,517.00 : x
  2. Step 2: Convert to fraction form
    36,432.28/50,276.70 = 20,517.00/x
  3. Step 3: Cross multiply
    36,432.28x = 50,276.70 × 20,517.00
  4. Step 4: Simplify right side
    36,432.28x = 1,031,526,865.36
  5. Step 5: Solve for x
    x = 1,031,526,865.36/36,432.28
  6. Step 6: Final answer
    x = 28,313.54

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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.