Home / 34,213.52-51,310.54-21,714.68

Finding the Fourth Proportional to 34,213.52, 51,310.54 and 21,714.68

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Solution

The fourth proportional to 34,213.52, 51,310.54 and 21,714.68 is: 32,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,213.52 : 51,310.54 = 21,714.68 : x
  2. Step 2: Convert to fraction form
    34,213.52/51,310.54 = 21,714.68/x
  3. Step 3: Cross multiply
    34,213.52x = 51,310.54 × 21,714.68
  4. Step 4: Simplify right side
    34,213.52x = 1,114,191,956.73
  5. Step 5: Solve for x
    x = 1,114,191,956.73/34,213.52
  6. Step 6: Final answer
    x = 32,565.84

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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.