Home / 17,132.09-23,642.45-9,578.84

Finding the Fourth Proportional to 17,132.09, 23,642.45 and 9,578.84

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Solution

The fourth proportional to 17,132.09, 23,642.45 and 9,578.84 is: 13,218.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,132.09 : 23,642.45 = 9,578.84 : x
  2. Step 2: Convert to fraction form
    17,132.09/23,642.45 = 9,578.84/x
  3. Step 3: Cross multiply
    17,132.09x = 23,642.45 × 9,578.84
  4. Step 4: Simplify right side
    17,132.09x = 226,467,248.56
  5. Step 5: Solve for x
    x = 226,467,248.56/17,132.09
  6. Step 6: Final answer
    x = 13,218.89

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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.