Home / 18,584.12-27,864.33-7,904.74

Finding the Fourth Proportional to 18,584.12, 27,864.33 and 7,904.74

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Solution

The fourth proportional to 18,584.12, 27,864.33 and 7,904.74 is: 11,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.12 : 27,864.33 = 7,904.74 : x
  2. Step 2: Convert to fraction form
    18,584.12/27,864.33 = 7,904.74/x
  3. Step 3: Cross multiply
    18,584.12x = 27,864.33 × 7,904.74
  4. Step 4: Simplify right side
    18,584.12x = 220,260,283.92
  5. Step 5: Solve for x
    x = 220,260,283.92/18,584.12
  6. Step 6: Final answer
    x = 11,852.07

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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.