Home / 11,622.35-17,430.39-5,046.99

Finding the Fourth Proportional to 11,622.35, 17,430.39 and 5,046.99

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Solution

The fourth proportional to 11,622.35, 17,430.39 and 5,046.99 is: 7,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.35 : 17,430.39 = 5,046.99 : x
  2. Step 2: Convert to fraction form
    11,622.35/17,430.39 = 5,046.99/x
  3. Step 3: Cross multiply
    11,622.35x = 17,430.39 × 5,046.99
  4. Step 4: Simplify right side
    11,622.35x = 87,971,004.03
  5. Step 5: Solve for x
    x = 87,971,004.03/11,622.35
  6. Step 6: Final answer
    x = 7,569.13

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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.