Home / 20,644.92-30,967.37-5,853.96

Finding the Fourth Proportional to 20,644.92, 30,967.37 and 5,853.96

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Solution

The fourth proportional to 20,644.92, 30,967.37 and 5,853.96 is: 8,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,644.92 : 30,967.37 = 5,853.96 : x
  2. Step 2: Convert to fraction form
    20,644.92/30,967.37 = 5,853.96/x
  3. Step 3: Cross multiply
    20,644.92x = 30,967.37 × 5,853.96
  4. Step 4: Simplify right side
    20,644.92x = 181,281,716.02
  5. Step 5: Solve for x
    x = 181,281,716.02/20,644.92
  6. Step 6: Final answer
    x = 8,780.94

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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.