Home / 27,004.04-40,460.70-19,174.04

Finding the Fourth Proportional to 27,004.04, 40,460.70 and 19,174.04

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Solution

The fourth proportional to 27,004.04, 40,460.70 and 19,174.04 is: 28,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,004.04 : 40,460.70 = 19,174.04 : x
  2. Step 2: Convert to fraction form
    27,004.04/40,460.70 = 19,174.04/x
  3. Step 3: Cross multiply
    27,004.04x = 40,460.70 × 19,174.04
  4. Step 4: Simplify right side
    27,004.04x = 775,795,080.23
  5. Step 5: Solve for x
    x = 775,795,080.23/27,004.04
  6. Step 6: Final answer
    x = 28,728.85

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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.