Home / 36,523.76-50,402.40-20,608.28

Finding the Fourth Proportional to 36,523.76, 50,402.40 and 20,608.28

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Solution

The fourth proportional to 36,523.76, 50,402.40 and 20,608.28 is: 28,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,523.76 : 50,402.40 = 20,608.28 : x
  2. Step 2: Convert to fraction form
    36,523.76/50,402.40 = 20,608.28/x
  3. Step 3: Cross multiply
    36,523.76x = 50,402.40 × 20,608.28
  4. Step 4: Simplify right side
    36,523.76x = 1,038,706,519.86
  5. Step 5: Solve for x
    x = 1,038,706,519.86/36,523.76
  6. Step 6: Final answer
    x = 28,439.20

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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.