Home / 37,183.89-55,784.50-10,890.69

Finding the Fourth Proportional to 37,183.89, 55,784.50 and 10,890.69

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Solution

The fourth proportional to 37,183.89, 55,784.50 and 10,890.69 is: 16,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183.89 : 55,784.50 = 10,890.69 : x
  2. Step 2: Convert to fraction form
    37,183.89/55,784.50 = 10,890.69/x
  3. Step 3: Cross multiply
    37,183.89x = 55,784.50 × 10,890.69
  4. Step 4: Simplify right side
    37,183.89x = 607,531,459.89
  5. Step 5: Solve for x
    x = 607,531,459.89/37,183.89
  6. Step 6: Final answer
    x = 16,338.56

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1.5x scale

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.