Home / 37,032.81-51,105.20-20,037

Finding the Fourth Proportional to 37,032.81, 51,105.20 and 20,037

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Solution

The fourth proportional to 37,032.81, 51,105.20 and 20,037 is: 27,651.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,032.81 : 51,105.20 = 20,037 : x
  2. Step 2: Convert to fraction form
    37,032.81/51,105.20 = 20,037/x
  3. Step 3: Cross multiply
    37,032.81x = 51,105.20 × 20,037
  4. Step 4: Simplify right side
    37,032.81x = 1,023,994,792.22
  5. Step 5: Solve for x
    x = 1,023,994,792.22/37,032.81
  6. Step 6: Final answer
    x = 27,651.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.