Home / 36,973.91-55,419.22-18,214.20

Finding the Fourth Proportional to 36,973.91, 55,419.22 and 18,214.20

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Solution

The fourth proportional to 36,973.91, 55,419.22 and 18,214.20 is: 27,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,973.91 : 55,419.22 = 18,214.20 : x
  2. Step 2: Convert to fraction form
    36,973.91/55,419.22 = 18,214.20/x
  3. Step 3: Cross multiply
    36,973.91x = 55,419.22 × 18,214.20
  4. Step 4: Simplify right side
    36,973.91x = 1,009,416,756.92
  5. Step 5: Solve for x
    x = 1,009,416,756.92/36,973.91
  6. Step 6: Final answer
    x = 27,300.78

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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.