Home / 17,985.03-26,980.83-5,504.91

Finding the Fourth Proportional to 17,985.03, 26,980.83 and 5,504.91

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Solution

The fourth proportional to 17,985.03, 26,980.83 and 5,504.91 is: 8,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.03 : 26,980.83 = 5,504.91 : x
  2. Step 2: Convert to fraction form
    17,985.03/26,980.83 = 5,504.91/x
  3. Step 3: Cross multiply
    17,985.03x = 26,980.83 × 5,504.91
  4. Step 4: Simplify right side
    17,985.03x = 148,527,040.88
  5. Step 5: Solve for x
    x = 148,527,040.88/17,985.03
  6. Step 6: Final answer
    x = 8,258.37

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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.