Home / 37,986.87-56,997.01-20,213.34

Finding the Fourth Proportional to 37,986.87, 56,997.01 and 20,213.34

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Solution

The fourth proportional to 37,986.87, 56,997.01 and 20,213.34 is: 30,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986.87 : 56,997.01 = 20,213.34 : x
  2. Step 2: Convert to fraction form
    37,986.87/56,997.01 = 20,213.34/x
  3. Step 3: Cross multiply
    37,986.87x = 56,997.01 × 20,213.34
  4. Step 4: Simplify right side
    37,986.87x = 1,152,099,962.83
  5. Step 5: Solve for x
    x = 1,152,099,962.83/37,986.87
  6. Step 6: Final answer
    x = 30,328.90

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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.