Home / 36,402.92-50,238.18-20,488.04

Finding the Fourth Proportional to 36,402.92, 50,238.18 and 20,488.04

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Solution

The fourth proportional to 36,402.92, 50,238.18 and 20,488.04 is: 28,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.92 : 50,238.18 = 20,488.04 : x
  2. Step 2: Convert to fraction form
    36,402.92/50,238.18 = 20,488.04/x
  3. Step 3: Cross multiply
    36,402.92x = 50,238.18 × 20,488.04
  4. Step 4: Simplify right side
    36,402.92x = 1,029,281,841.37
  5. Step 5: Solve for x
    x = 1,029,281,841.37/36,402.92
  6. Step 6: Final answer
    x = 28,274.71

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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.