Home / 18,569.71-27,848.95-6,722.04

Finding the Fourth Proportional to 18,569.71, 27,848.95 and 6,722.04

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Solution

The fourth proportional to 18,569.71, 27,848.95 and 6,722.04 is: 10,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.71 : 27,848.95 = 6,722.04 : x
  2. Step 2: Convert to fraction form
    18,569.71/27,848.95 = 6,722.04/x
  3. Step 3: Cross multiply
    18,569.71x = 27,848.95 × 6,722.04
  4. Step 4: Simplify right side
    18,569.71x = 187,201,843.49
  5. Step 5: Solve for x
    x = 187,201,843.49/18,569.71
  6. Step 6: Final answer
    x = 10,081.03

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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.