Home / 36,267-54,429.75-18,741.84

Finding the Fourth Proportional to 36,267, 54,429.75 and 18,741.84

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Solution

The fourth proportional to 36,267, 54,429.75 and 18,741.84 is: 28,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,267 : 54,429.75 = 18,741.84 : x
  2. Step 2: Convert to fraction form
    36,267/54,429.75 = 18,741.84/x
  3. Step 3: Cross multiply
    36,267x = 54,429.75 × 18,741.84
  4. Step 4: Simplify right side
    36,267x = 1,020,113,665.74
  5. Step 5: Solve for x
    x = 1,020,113,665.74/36,267
  6. Step 6: Final answer
    x = 28,127.88

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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.