Home / 36,651.56-50,580.18-20,518.38

Finding the Fourth Proportional to 36,651.56, 50,580.18 and 20,518.38

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Solution

The fourth proportional to 36,651.56, 50,580.18 and 20,518.38 is: 28,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651.56 : 50,580.18 = 20,518.38 : x
  2. Step 2: Convert to fraction form
    36,651.56/50,580.18 = 20,518.38/x
  3. Step 3: Cross multiply
    36,651.56x = 50,580.18 × 20,518.38
  4. Step 4: Simplify right side
    36,651.56x = 1,037,823,353.71
  5. Step 5: Solve for x
    x = 1,037,823,353.71/36,651.56
  6. Step 6: Final answer
    x = 28,315.94

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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.