Home / 17,146.71-23,649.12-11,479.66

Finding the Fourth Proportional to 17,146.71, 23,649.12 and 11,479.66

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Solution

The fourth proportional to 17,146.71, 23,649.12 and 11,479.66 is: 15,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,146.71 : 23,649.12 = 11,479.66 : x
  2. Step 2: Convert to fraction form
    17,146.71/23,649.12 = 11,479.66/x
  3. Step 3: Cross multiply
    17,146.71x = 23,649.12 × 11,479.66
  4. Step 4: Simplify right side
    17,146.71x = 271,483,797.78
  5. Step 5: Solve for x
    x = 271,483,797.78/17,146.71
  6. Step 6: Final answer
    x = 15,833.00

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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.