Home / 19,192.13-28,796.57-6,721.10

Finding the Fourth Proportional to 19,192.13, 28,796.57 and 6,721.10

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Solution

The fourth proportional to 19,192.13, 28,796.57 and 6,721.10 is: 10,084.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192.13 : 28,796.57 = 6,721.10 : x
  2. Step 2: Convert to fraction form
    19,192.13/28,796.57 = 6,721.10/x
  3. Step 3: Cross multiply
    19,192.13x = 28,796.57 × 6,721.10
  4. Step 4: Simplify right side
    19,192.13x = 193,544,665.01
  5. Step 5: Solve for x
    x = 193,544,665.01/19,192.13
  6. Step 6: Final answer
    x = 10,084.58

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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.