Home / 37,187.56-55,766-18,460.72

Finding the Fourth Proportional to 37,187.56, 55,766 and 18,460.72

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Solution

The fourth proportional to 37,187.56, 55,766 and 18,460.72 is: 27,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,187.56 : 55,766 = 18,460.72 : x
  2. Step 2: Convert to fraction form
    37,187.56/55,766 = 18,460.72/x
  3. Step 3: Cross multiply
    37,187.56x = 55,766 × 18,460.72
  4. Step 4: Simplify right side
    37,187.56x = 1,029,480,511.52
  5. Step 5: Solve for x
    x = 1,029,480,511.52/37,187.56
  6. Step 6: Final answer
    x = 27,683.46

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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.