Home / 17,133.78-23,645.84-10,418.16

Finding the Fourth Proportional to 17,133.78, 23,645.84 and 10,418.16

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Solution

The fourth proportional to 17,133.78, 23,645.84 and 10,418.16 is: 14,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,133.78 : 23,645.84 = 10,418.16 : x
  2. Step 2: Convert to fraction form
    17,133.78/23,645.84 = 10,418.16/x
  3. Step 3: Cross multiply
    17,133.78x = 23,645.84 × 10,418.16
  4. Step 4: Simplify right side
    17,133.78x = 246,346,092.36
  5. Step 5: Solve for x
    x = 246,346,092.36/17,133.78
  6. Step 6: Final answer
    x = 14,377.80

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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.