Home / 16,279.86-22,467.24-9,110.40

Finding the Fourth Proportional to 16,279.86, 22,467.24 and 9,110.40

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Solution

The fourth proportional to 16,279.86, 22,467.24 and 9,110.40 is: 12,572.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.86 : 22,467.24 = 9,110.40 : x
  2. Step 2: Convert to fraction form
    16,279.86/22,467.24 = 9,110.40/x
  3. Step 3: Cross multiply
    16,279.86x = 22,467.24 × 9,110.40
  4. Step 4: Simplify right side
    16,279.86x = 204,685,543.30
  5. Step 5: Solve for x
    x = 204,685,543.30/16,279.86
  6. Step 6: Final answer
    x = 12,572.93

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