Home / 20,363.46-30,549.97-6,322.76

Finding the Fourth Proportional to 20,363.46, 30,549.97 and 6,322.76

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Solution

The fourth proportional to 20,363.46, 30,549.97 and 6,322.76 is: 9,485.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.46 : 30,549.97 = 6,322.76 : x
  2. Step 2: Convert to fraction form
    20,363.46/30,549.97 = 6,322.76/x
  3. Step 3: Cross multiply
    20,363.46x = 30,549.97 × 6,322.76
  4. Step 4: Simplify right side
    20,363.46x = 193,160,020.33
  5. Step 5: Solve for x
    x = 193,160,020.33/20,363.46
  6. Step 6: Final answer
    x = 9,485.62

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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.