Home / 13,009.09-17,952.62-7,344.07

Finding the Fourth Proportional to 13,009.09, 17,952.62 and 7,344.07

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Solution

The fourth proportional to 13,009.09, 17,952.62 and 7,344.07 is: 10,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,009.09 : 17,952.62 = 7,344.07 : x
  2. Step 2: Convert to fraction form
    13,009.09/17,952.62 = 7,344.07/x
  3. Step 3: Cross multiply
    13,009.09x = 17,952.62 × 7,344.07
  4. Step 4: Simplify right side
    13,009.09x = 131,845,257.67
  5. Step 5: Solve for x
    x = 131,845,257.67/13,009.09
  6. Step 6: Final answer
    x = 10,134.86

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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.