Home / 17,876.76-26,815.44-6,190.26

Finding the Fourth Proportional to 17,876.76, 26,815.44 and 6,190.26

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Solution

The fourth proportional to 17,876.76, 26,815.44 and 6,190.26 is: 9,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.76 : 26,815.44 = 6,190.26 : x
  2. Step 2: Convert to fraction form
    17,876.76/26,815.44 = 6,190.26/x
  3. Step 3: Cross multiply
    17,876.76x = 26,815.44 × 6,190.26
  4. Step 4: Simplify right side
    17,876.76x = 165,994,545.61
  5. Step 5: Solve for x
    x = 165,994,545.61/17,876.76
  6. Step 6: Final answer
    x = 9,285.49

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1.5x scale

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.