Home / 12,484.73-18,724.37-3,717.60

Finding the Fourth Proportional to 12,484.73, 18,724.37 and 3,717.60

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Solution

The fourth proportional to 12,484.73, 18,724.37 and 3,717.60 is: 5,575.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.73 : 18,724.37 = 3,717.60 : x
  2. Step 2: Convert to fraction form
    12,484.73/18,724.37 = 3,717.60/x
  3. Step 3: Cross multiply
    12,484.73x = 18,724.37 × 3,717.60
  4. Step 4: Simplify right side
    12,484.73x = 69,609,629.11
  5. Step 5: Solve for x
    x = 69,609,629.11/12,484.73
  6. Step 6: Final answer
    x = 5,575.58

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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.