Home / 17,821.69-26,731.50-4,674.07

Finding the Fourth Proportional to 17,821.69, 26,731.50 and 4,674.07

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Solution

The fourth proportional to 17,821.69, 26,731.50 and 4,674.07 is: 7,010.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.69 : 26,731.50 = 4,674.07 : x
  2. Step 2: Convert to fraction form
    17,821.69/26,731.50 = 4,674.07/x
  3. Step 3: Cross multiply
    17,821.69x = 26,731.50 × 4,674.07
  4. Step 4: Simplify right side
    17,821.69x = 124,944,902.21
  5. Step 5: Solve for x
    x = 124,944,902.21/17,821.69
  6. Step 6: Final answer
    x = 7,010.83

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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.