Home / 36,526.20-50,394.30-20,390.84

Finding the Fourth Proportional to 36,526.20, 50,394.30 and 20,390.84

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Solution

The fourth proportional to 36,526.20, 50,394.30 and 20,390.84 is: 28,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,526.20 : 50,394.30 = 20,390.84 : x
  2. Step 2: Convert to fraction form
    36,526.20/50,394.30 = 20,390.84/x
  3. Step 3: Cross multiply
    36,526.20x = 50,394.30 × 20,390.84
  4. Step 4: Simplify right side
    36,526.20x = 1,027,582,108.21
  5. Step 5: Solve for x
    x = 1,027,582,108.21/36,526.20
  6. Step 6: Final answer
    x = 28,132.74

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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.