Home / 17,819.73-26,730.45-4,672.11

Finding the Fourth Proportional to 17,819.73, 26,730.45 and 4,672.11

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Solution

The fourth proportional to 17,819.73, 26,730.45 and 4,672.11 is: 7,008.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,819.73 : 26,730.45 = 4,672.11 : x
  2. Step 2: Convert to fraction form
    17,819.73/26,730.45 = 4,672.11/x
  3. Step 3: Cross multiply
    17,819.73x = 26,730.45 × 4,672.11
  4. Step 4: Simplify right side
    17,819.73x = 124,887,602.75
  5. Step 5: Solve for x
    x = 124,887,602.75/17,819.73
  6. Step 6: Final answer
    x = 7,008.39

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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.