Home / 16,936.20-23,364.14-10,969.80

Finding the Fourth Proportional to 16,936.20, 23,364.14 and 10,969.80

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Solution

The fourth proportional to 16,936.20, 23,364.14 and 10,969.80 is: 15,133.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,936.20 : 23,364.14 = 10,969.80 : x
  2. Step 2: Convert to fraction form
    16,936.20/23,364.14 = 10,969.80/x
  3. Step 3: Cross multiply
    16,936.20x = 23,364.14 × 10,969.80
  4. Step 4: Simplify right side
    16,936.20x = 256,299,888.12
  5. Step 5: Solve for x
    x = 256,299,888.12/16,936.20
  6. Step 6: Final answer
    x = 15,133.26

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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.