Home / 17,609.50-26,396.43-11,040.28

Finding the Fourth Proportional to 17,609.50, 26,396.43 and 11,040.28

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Solution

The fourth proportional to 17,609.50, 26,396.43 and 11,040.28 is: 16,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,609.50 : 26,396.43 = 11,040.28 : x
  2. Step 2: Convert to fraction form
    17,609.50/26,396.43 = 11,040.28/x
  3. Step 3: Cross multiply
    17,609.50x = 26,396.43 × 11,040.28
  4. Step 4: Simplify right side
    17,609.50x = 291,423,978.20
  5. Step 5: Solve for x
    x = 291,423,978.20/17,609.50
  6. Step 6: Final answer
    x = 16,549.25

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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.