Home / 17,747.03-26,565.17-13,072.31

Finding the Fourth Proportional to 17,747.03, 26,565.17 and 13,072.31

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Solution

The fourth proportional to 17,747.03, 26,565.17 and 13,072.31 is: 19,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.03 : 26,565.17 = 13,072.31 : x
  2. Step 2: Convert to fraction form
    17,747.03/26,565.17 = 13,072.31/x
  3. Step 3: Cross multiply
    17,747.03x = 26,565.17 × 13,072.31
  4. Step 4: Simplify right side
    17,747.03x = 347,267,939.26
  5. Step 5: Solve for x
    x = 347,267,939.26/17,747.03
  6. Step 6: Final answer
    x = 19,567.67

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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.