Home / 20,180.22-30,250.89-6,325.98

Finding the Fourth Proportional to 20,180.22, 30,250.89 and 6,325.98

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Solution

The fourth proportional to 20,180.22, 30,250.89 and 6,325.98 is: 9,482.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180.22 : 30,250.89 = 6,325.98 : x
  2. Step 2: Convert to fraction form
    20,180.22/30,250.89 = 6,325.98/x
  3. Step 3: Cross multiply
    20,180.22x = 30,250.89 × 6,325.98
  4. Step 4: Simplify right side
    20,180.22x = 191,366,525.12
  5. Step 5: Solve for x
    x = 191,366,525.12/20,180.22
  6. Step 6: Final answer
    x = 9,482.88

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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.