Home / 16,816.29-23,208.70-10,865.27

Finding the Fourth Proportional to 16,816.29, 23,208.70 and 10,865.27

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Solution

The fourth proportional to 16,816.29, 23,208.70 and 10,865.27 is: 14,995.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.29 : 23,208.70 = 10,865.27 : x
  2. Step 2: Convert to fraction form
    16,816.29/23,208.70 = 10,865.27/x
  3. Step 3: Cross multiply
    16,816.29x = 23,208.70 × 10,865.27
  4. Step 4: Simplify right side
    16,816.29x = 252,168,791.85
  5. Step 5: Solve for x
    x = 252,168,791.85/16,816.29
  6. Step 6: Final answer
    x = 14,995.51

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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.