Home / 17,819.71-26,731.19-4,672.03

Finding the Fourth Proportional to 17,819.71, 26,731.19 and 4,672.03

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Solution

The fourth proportional to 17,819.71, 26,731.19 and 4,672.03 is: 7,008.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,819.71 : 26,731.19 = 4,672.03 : x
  2. Step 2: Convert to fraction form
    17,819.71/26,731.19 = 4,672.03/x
  3. Step 3: Cross multiply
    17,819.71x = 26,731.19 × 4,672.03
  4. Step 4: Simplify right side
    17,819.71x = 124,888,898.26
  5. Step 5: Solve for x
    x = 124,888,898.26/17,819.71
  6. Step 6: Final answer
    x = 7,008.47

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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.