Home / 11,664.12-17,496.12-9,712.20

Finding the Fourth Proportional to 11,664.12, 17,496.12 and 9,712.20

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Solution

The fourth proportional to 11,664.12, 17,496.12 and 9,712.20 is: 14,568.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.12 : 17,496.12 = 9,712.20 : x
  2. Step 2: Convert to fraction form
    11,664.12/17,496.12 = 9,712.20/x
  3. Step 3: Cross multiply
    11,664.12x = 17,496.12 × 9,712.20
  4. Step 4: Simplify right side
    11,664.12x = 169,925,816.66
  5. Step 5: Solve for x
    x = 169,925,816.66/11,664.12
  6. Step 6: Final answer
    x = 14,568.25

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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.