Home / 17,160.80-23,668.52-11,493.72

Finding the Fourth Proportional to 17,160.80, 23,668.52 and 11,493.72

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Solution

The fourth proportional to 17,160.80, 23,668.52 and 11,493.72 is: 15,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,160.80 : 23,668.52 = 11,493.72 : x
  2. Step 2: Convert to fraction form
    17,160.80/23,668.52 = 11,493.72/x
  3. Step 3: Cross multiply
    17,160.80x = 23,668.52 × 11,493.72
  4. Step 4: Simplify right side
    17,160.80x = 272,039,284.23
  5. Step 5: Solve for x
    x = 272,039,284.23/17,160.80
  6. Step 6: Final answer
    x = 15,852.37

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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.