Home / 20,566.35-30,844.67-8,873.19

Finding the Fourth Proportional to 20,566.35, 30,844.67 and 8,873.19

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Solution

The fourth proportional to 20,566.35, 30,844.67 and 8,873.19 is: 13,307.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,566.35 : 30,844.67 = 8,873.19 : x
  2. Step 2: Convert to fraction form
    20,566.35/30,844.67 = 8,873.19/x
  3. Step 3: Cross multiply
    20,566.35x = 30,844.67 × 8,873.19
  4. Step 4: Simplify right side
    20,566.35x = 273,690,573.03
  5. Step 5: Solve for x
    x = 273,690,573.03/20,566.35
  6. Step 6: Final answer
    x = 13,307.69

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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.