Home / 18,543.22-27,814.56-4,503.34

Finding the Fourth Proportional to 18,543.22, 27,814.56 and 4,503.34

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Solution

The fourth proportional to 18,543.22, 27,814.56 and 4,503.34 is: 6,754.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.22 : 27,814.56 = 4,503.34 : x
  2. Step 2: Convert to fraction form
    18,543.22/27,814.56 = 4,503.34/x
  3. Step 3: Cross multiply
    18,543.22x = 27,814.56 × 4,503.34
  4. Step 4: Simplify right side
    18,543.22x = 125,258,420.63
  5. Step 5: Solve for x
    x = 125,258,420.63/18,543.22
  6. Step 6: Final answer
    x = 6,754.94

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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.