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Finding the Fourth Proportional to 17,009.95, 25,473.89 and 9,969.08

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Solution

The fourth proportional to 17,009.95, 25,473.89 and 9,969.08 is: 14,929.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,009.95 : 25,473.89 = 9,969.08 : x
  2. Step 2: Convert to fraction form
    17,009.95/25,473.89 = 9,969.08/x
  3. Step 3: Cross multiply
    17,009.95x = 25,473.89 × 9,969.08
  4. Step 4: Simplify right side
    17,009.95x = 253,951,144.87
  5. Step 5: Solve for x
    x = 253,951,144.87/17,009.95
  6. Step 6: Final answer
    x = 14,929.57

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1.5x scale

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.