Home / 17,811.29-26,712.38-6,714.70

Finding the Fourth Proportional to 17,811.29, 26,712.38 and 6,714.70

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Solution

The fourth proportional to 17,811.29, 26,712.38 and 6,714.70 is: 10,070.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,811.29 : 26,712.38 = 6,714.70 : x
  2. Step 2: Convert to fraction form
    17,811.29/26,712.38 = 6,714.70/x
  3. Step 3: Cross multiply
    17,811.29x = 26,712.38 × 6,714.70
  4. Step 4: Simplify right side
    17,811.29x = 179,365,567.99
  5. Step 5: Solve for x
    x = 179,365,567.99/17,811.29
  6. Step 6: Final answer
    x = 10,070.33

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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.