Home / 11,664.20-17,496.30-10,206.20

Finding the Fourth Proportional to 11,664.20, 17,496.30 and 10,206.20

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Solution

The fourth proportional to 11,664.20, 17,496.30 and 10,206.20 is: 15,309.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.20 : 17,496.30 = 10,206.20 : x
  2. Step 2: Convert to fraction form
    11,664.20/17,496.30 = 10,206.20/x
  3. Step 3: Cross multiply
    11,664.20x = 17,496.30 × 10,206.20
  4. Step 4: Simplify right side
    11,664.20x = 178,570,737.06
  5. Step 5: Solve for x
    x = 178,570,737.06/11,664.20
  6. Step 6: Final answer
    x = 15,309.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.