Home / 11,551.89-17,208.62-10,834.77

Finding the Fourth Proportional to 11,551.89, 17,208.62 and 10,834.77

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Solution

The fourth proportional to 11,551.89, 17,208.62 and 10,834.77 is: 16,140.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.89 : 17,208.62 = 10,834.77 : x
  2. Step 2: Convert to fraction form
    11,551.89/17,208.62 = 10,834.77/x
  3. Step 3: Cross multiply
    11,551.89x = 17,208.62 × 10,834.77
  4. Step 4: Simplify right side
    11,551.89x = 186,451,439.72
  5. Step 5: Solve for x
    x = 186,451,439.72/11,551.89
  6. Step 6: Final answer
    x = 16,140.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.