Home / 17,430.09-26,141.19-4,949.85

Finding the Fourth Proportional to 17,430.09, 26,141.19 and 4,949.85

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Solution

The fourth proportional to 17,430.09, 26,141.19 and 4,949.85 is: 7,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,430.09 : 26,141.19 = 4,949.85 : x
  2. Step 2: Convert to fraction form
    17,430.09/26,141.19 = 4,949.85/x
  3. Step 3: Cross multiply
    17,430.09x = 26,141.19 × 4,949.85
  4. Step 4: Simplify right side
    17,430.09x = 129,394,969.32
  5. Step 5: Solve for x
    x = 129,394,969.32/17,430.09
  6. Step 6: Final answer
    x = 7,423.65

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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.