Home / 36,761.85-55,142.78-14,563.80

Finding the Fourth Proportional to 36,761.85, 55,142.78 and 14,563.80

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Solution

The fourth proportional to 36,761.85, 55,142.78 and 14,563.80 is: 21,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,761.85 : 55,142.78 = 14,563.80 : x
  2. Step 2: Convert to fraction form
    36,761.85/55,142.78 = 14,563.80/x
  3. Step 3: Cross multiply
    36,761.85x = 55,142.78 × 14,563.80
  4. Step 4: Simplify right side
    36,761.85x = 803,088,346.55
  5. Step 5: Solve for x
    x = 803,088,346.55/36,761.85
  6. Step 6: Final answer
    x = 21,845.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.