Home / 18,344.97-27,510.45-7,808.33

Finding the Fourth Proportional to 18,344.97, 27,510.45 and 7,808.33

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Solution

The fourth proportional to 18,344.97, 27,510.45 and 7,808.33 is: 11,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.97 : 27,510.45 = 7,808.33 : x
  2. Step 2: Convert to fraction form
    18,344.97/27,510.45 = 7,808.33/x
  3. Step 3: Cross multiply
    18,344.97x = 27,510.45 × 7,808.33
  4. Step 4: Simplify right side
    18,344.97x = 214,810,534.50
  5. Step 5: Solve for x
    x = 214,810,534.50/18,344.97
  6. Step 6: Final answer
    x = 11,709.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.