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Finding the Fourth Proportional to 17,351.78, 23,945.58 and 9,695.07

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Solution

The fourth proportional to 17,351.78, 23,945.58 and 9,695.07 is: 13,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,351.78 : 23,945.58 = 9,695.07 : x
  2. Step 2: Convert to fraction form
    17,351.78/23,945.58 = 9,695.07/x
  3. Step 3: Cross multiply
    17,351.78x = 23,945.58 × 9,695.07
  4. Step 4: Simplify right side
    17,351.78x = 232,154,074.29
  5. Step 5: Solve for x
    x = 232,154,074.29/17,351.78
  6. Step 6: Final answer
    x = 13,379.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.