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Finding the Fourth Proportional to 17,253.30, 23,809.44 and 9,699.65

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Solution

The fourth proportional to 17,253.30, 23,809.44 and 9,699.65 is: 13,385.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253.30 : 23,809.44 = 9,699.65 : x
  2. Step 2: Convert to fraction form
    17,253.30/23,809.44 = 9,699.65/x
  3. Step 3: Cross multiply
    17,253.30x = 23,809.44 × 9,699.65
  4. Step 4: Simplify right side
    17,253.30x = 230,943,241.31
  5. Step 5: Solve for x
    x = 230,943,241.31/17,253.30
  6. Step 6: Final answer
    x = 13,385.45

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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.