Home / 17,379.70-23,982.19-10,665.61

Finding the Fourth Proportional to 17,379.70, 23,982.19 and 10,665.61

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Solution

The fourth proportional to 17,379.70, 23,982.19 and 10,665.61 is: 14,717.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.70 : 23,982.19 = 10,665.61 : x
  2. Step 2: Convert to fraction form
    17,379.70/23,982.19 = 10,665.61/x
  3. Step 3: Cross multiply
    17,379.70x = 23,982.19 × 10,665.61
  4. Step 4: Simplify right side
    17,379.70x = 255,784,598.87
  5. Step 5: Solve for x
    x = 255,784,598.87/17,379.70
  6. Step 6: Final answer
    x = 14,717.44

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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.