Home / 37,439.89-56,171.99-11,144.86

Finding the Fourth Proportional to 37,439.89, 56,171.99 and 11,144.86

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Solution

The fourth proportional to 37,439.89, 56,171.99 and 11,144.86 is: 16,720.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,439.89 : 56,171.99 = 11,144.86 : x
  2. Step 2: Convert to fraction form
    37,439.89/56,171.99 = 11,144.86/x
  3. Step 3: Cross multiply
    37,439.89x = 56,171.99 × 11,144.86
  4. Step 4: Simplify right side
    37,439.89x = 626,028,908.75
  5. Step 5: Solve for x
    x = 626,028,908.75/37,439.89
  6. Step 6: Final answer
    x = 16,720.91

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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.