Home / 18,543.37-27,814.80-4,503.50

Finding the Fourth Proportional to 18,543.37, 27,814.80 and 4,503.50

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Solution

The fourth proportional to 18,543.37, 27,814.80 and 4,503.50 is: 6,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.37 : 27,814.80 = 4,503.50 : x
  2. Step 2: Convert to fraction form
    18,543.37/27,814.80 = 4,503.50/x
  3. Step 3: Cross multiply
    18,543.37x = 27,814.80 × 4,503.50
  4. Step 4: Simplify right side
    18,543.37x = 125,263,951.80
  5. Step 5: Solve for x
    x = 125,263,951.80/18,543.37
  6. Step 6: Final answer
    x = 6,755.19

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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.