Home / 36,451.82-50,302.95-20,537.78

Finding the Fourth Proportional to 36,451.82, 50,302.95 and 20,537.78

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Solution

The fourth proportional to 36,451.82, 50,302.95 and 20,537.78 is: 28,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,451.82 : 50,302.95 = 20,537.78 : x
  2. Step 2: Convert to fraction form
    36,451.82/50,302.95 = 20,537.78/x
  3. Step 3: Cross multiply
    36,451.82x = 50,302.95 × 20,537.78
  4. Step 4: Simplify right side
    36,451.82x = 1,033,110,920.45
  5. Step 5: Solve for x
    x = 1,033,110,920.45/36,451.82
  6. Step 6: Final answer
    x = 28,341.82

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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.