Home / 18,714.50-28,076.37-5,566.82

Finding the Fourth Proportional to 18,714.50, 28,076.37 and 5,566.82

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Solution

The fourth proportional to 18,714.50, 28,076.37 and 5,566.82 is: 8,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,714.50 : 28,076.37 = 5,566.82 : x
  2. Step 2: Convert to fraction form
    18,714.50/28,076.37 = 5,566.82/x
  3. Step 3: Cross multiply
    18,714.50x = 28,076.37 × 5,566.82
  4. Step 4: Simplify right side
    18,714.50x = 156,296,098.04
  5. Step 5: Solve for x
    x = 156,296,098.04/18,714.50
  6. Step 6: Final answer
    x = 8,351.60

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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.