Home / 28,590.44-39,456.89-17,262.69

Finding the Fourth Proportional to 28,590.44, 39,456.89 and 17,262.69

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Solution

The fourth proportional to 28,590.44, 39,456.89 and 17,262.69 is: 23,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,590.44 : 39,456.89 = 17,262.69 : x
  2. Step 2: Convert to fraction form
    28,590.44/39,456.89 = 17,262.69/x
  3. Step 3: Cross multiply
    28,590.44x = 39,456.89 × 17,262.69
  4. Step 4: Simplify right side
    28,590.44x = 681,131,974.12
  5. Step 5: Solve for x
    x = 681,131,974.12/28,590.44
  6. Step 6: Final answer
    x = 23,823.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.