Home / 36,752.77-50,717.84-20,618.72

Finding the Fourth Proportional to 36,752.77, 50,717.84 and 20,618.72

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Solution

The fourth proportional to 36,752.77, 50,717.84 and 20,618.72 is: 28,453.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,752.77 : 50,717.84 = 20,618.72 : x
  2. Step 2: Convert to fraction form
    36,752.77/50,717.84 = 20,618.72/x
  3. Step 3: Cross multiply
    36,752.77x = 50,717.84 × 20,618.72
  4. Step 4: Simplify right side
    36,752.77x = 1,045,737,060.76
  5. Step 5: Solve for x
    x = 1,045,737,060.76/36,752.77
  6. Step 6: Final answer
    x = 28,453.28

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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.