Home / 37,716.89-56,489.20-18,009.32

Finding the Fourth Proportional to 37,716.89, 56,489.20 and 18,009.32

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Solution

The fourth proportional to 37,716.89, 56,489.20 and 18,009.32 is: 26,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,716.89 : 56,489.20 = 18,009.32 : x
  2. Step 2: Convert to fraction form
    37,716.89/56,489.20 = 18,009.32/x
  3. Step 3: Cross multiply
    37,716.89x = 56,489.20 × 18,009.32
  4. Step 4: Simplify right side
    37,716.89x = 1,017,331,751.87
  5. Step 5: Solve for x
    x = 1,017,331,751.87/37,716.89
  6. Step 6: Final answer
    x = 26,972.85

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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.