Home / 20,364.54-30,546.84-5,572.86

Finding the Fourth Proportional to 20,364.54, 30,546.84 and 5,572.86

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Solution

The fourth proportional to 20,364.54, 30,546.84 and 5,572.86 is: 8,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364.54 : 30,546.84 = 5,572.86 : x
  2. Step 2: Convert to fraction form
    20,364.54/30,546.84 = 5,572.86/x
  3. Step 3: Cross multiply
    20,364.54x = 30,546.84 × 5,572.86
  4. Step 4: Simplify right side
    20,364.54x = 170,233,262.76
  5. Step 5: Solve for x
    x = 170,233,262.76/20,364.54
  6. Step 6: Final answer
    x = 8,359.30

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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.