Home / 17,672.90-26,509.21-4,345.83

Finding the Fourth Proportional to 17,672.90, 26,509.21 and 4,345.83

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Solution

The fourth proportional to 17,672.90, 26,509.21 and 4,345.83 is: 6,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,672.90 : 26,509.21 = 4,345.83 : x
  2. Step 2: Convert to fraction form
    17,672.90/26,509.21 = 4,345.83/x
  3. Step 3: Cross multiply
    17,672.90x = 26,509.21 × 4,345.83
  4. Step 4: Simplify right side
    17,672.90x = 115,204,498.37
  5. Step 5: Solve for x
    x = 115,204,498.37/17,672.90
  6. Step 6: Final answer
    x = 6,518.71

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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.