Home / 17,138.36-23,658.90-10,859.24

Finding the Fourth Proportional to 17,138.36, 23,658.90 and 10,859.24

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Solution

The fourth proportional to 17,138.36, 23,658.90 and 10,859.24 is: 14,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138.36 : 23,658.90 = 10,859.24 : x
  2. Step 2: Convert to fraction form
    17,138.36/23,658.90 = 10,859.24/x
  3. Step 3: Cross multiply
    17,138.36x = 23,658.90 × 10,859.24
  4. Step 4: Simplify right side
    17,138.36x = 256,917,673.24
  5. Step 5: Solve for x
    x = 256,917,673.24/17,138.36
  6. Step 6: Final answer
    x = 14,990.80

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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.