Home / 17,129.86-23,636.46-10,411.90

Finding the Fourth Proportional to 17,129.86, 23,636.46 and 10,411.90

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Solution

The fourth proportional to 17,129.86, 23,636.46 and 10,411.90 is: 14,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.86 : 23,636.46 = 10,411.90 : x
  2. Step 2: Convert to fraction form
    17,129.86/23,636.46 = 10,411.90/x
  3. Step 3: Cross multiply
    17,129.86x = 23,636.46 × 10,411.90
  4. Step 4: Simplify right side
    17,129.86x = 246,100,457.87
  5. Step 5: Solve for x
    x = 246,100,457.87/17,129.86
  6. Step 6: Final answer
    x = 14,366.75

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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.