Home / 20,027.16-30,040.41-5,987.22

Finding the Fourth Proportional to 20,027.16, 30,040.41 and 5,987.22

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Solution

The fourth proportional to 20,027.16, 30,040.41 and 5,987.22 is: 8,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027.16 : 30,040.41 = 5,987.22 : x
  2. Step 2: Convert to fraction form
    20,027.16/30,040.41 = 5,987.22/x
  3. Step 3: Cross multiply
    20,027.16x = 30,040.41 × 5,987.22
  4. Step 4: Simplify right side
    20,027.16x = 179,858,543.56
  5. Step 5: Solve for x
    x = 179,858,543.56/20,027.16
  6. Step 6: Final answer
    x = 8,980.73

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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.