Home / 17,132.36-23,646.60-11,153.61

Finding the Fourth Proportional to 17,132.36, 23,646.60 and 11,153.61

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Solution

The fourth proportional to 17,132.36, 23,646.60 and 11,153.61 is: 15,394.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,132.36 : 23,646.60 = 11,153.61 : x
  2. Step 2: Convert to fraction form
    17,132.36/23,646.60 = 11,153.61/x
  3. Step 3: Cross multiply
    17,132.36x = 23,646.60 × 11,153.61
  4. Step 4: Simplify right side
    17,132.36x = 263,744,954.23
  5. Step 5: Solve for x
    x = 263,744,954.23/17,132.36
  6. Step 6: Final answer
    x = 15,394.55

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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.