Home / 20,031.16-30,046.41-5,991.22

Finding the Fourth Proportional to 20,031.16, 30,046.41 and 5,991.22

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Solution

The fourth proportional to 20,031.16, 30,046.41 and 5,991.22 is: 8,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,031.16 : 30,046.41 = 5,991.22 : x
  2. Step 2: Convert to fraction form
    20,031.16/30,046.41 = 5,991.22/x
  3. Step 3: Cross multiply
    20,031.16x = 30,046.41 × 5,991.22
  4. Step 4: Simplify right side
    20,031.16x = 180,014,652.52
  5. Step 5: Solve for x
    x = 180,014,652.52/20,031.16
  6. Step 6: Final answer
    x = 8,986.73

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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.