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Finding the Fourth Proportional to 17,010.72, 25,506 and 6,610.32

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Solution

The fourth proportional to 17,010.72, 25,506 and 6,610.32 is: 9,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,010.72 : 25,506 = 6,610.32 : x
  2. Step 2: Convert to fraction form
    17,010.72/25,506 = 6,610.32/x
  3. Step 3: Cross multiply
    17,010.72x = 25,506 × 6,610.32
  4. Step 4: Simplify right side
    17,010.72x = 168,602,821.92
  5. Step 5: Solve for x
    x = 168,602,821.92/17,010.72
  6. Step 6: Final answer
    x = 9,911.56

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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.