Home / 37,125.60-55,694.64-18,406.56

Finding the Fourth Proportional to 37,125.60, 55,694.64 and 18,406.56

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Solution

The fourth proportional to 37,125.60, 55,694.64 and 18,406.56 is: 27,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,125.60 : 55,694.64 = 18,406.56 : x
  2. Step 2: Convert to fraction form
    37,125.60/55,694.64 = 18,406.56/x
  3. Step 3: Cross multiply
    37,125.60x = 55,694.64 × 18,406.56
  4. Step 4: Simplify right side
    37,125.60x = 1,025,146,732.84
  5. Step 5: Solve for x
    x = 1,025,146,732.84/37,125.60
  6. Step 6: Final answer
    x = 27,612.93

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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.