Home / 18,070.85-27,101.91-4,923.29

Finding the Fourth Proportional to 18,070.85, 27,101.91 and 4,923.29

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Solution

The fourth proportional to 18,070.85, 27,101.91 and 4,923.29 is: 7,383.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.85 : 27,101.91 = 4,923.29 : x
  2. Step 2: Convert to fraction form
    18,070.85/27,101.91 = 4,923.29/x
  3. Step 3: Cross multiply
    18,070.85x = 27,101.91 × 4,923.29
  4. Step 4: Simplify right side
    18,070.85x = 133,430,562.48
  5. Step 5: Solve for x
    x = 133,430,562.48/18,070.85
  6. Step 6: Final answer
    x = 7,383.75

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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.