Home / 17,117.87-23,594.42-11,450.57

Finding the Fourth Proportional to 17,117.87, 23,594.42 and 11,450.57

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Solution

The fourth proportional to 17,117.87, 23,594.42 and 11,450.57 is: 15,782.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117.87 : 23,594.42 = 11,450.57 : x
  2. Step 2: Convert to fraction form
    17,117.87/23,594.42 = 11,450.57/x
  3. Step 3: Cross multiply
    17,117.87x = 23,594.42 × 11,450.57
  4. Step 4: Simplify right side
    17,117.87x = 270,169,468.47
  5. Step 5: Solve for x
    x = 270,169,468.47/17,117.87
  6. Step 6: Final answer
    x = 15,782.90

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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.