Home / 17,309.26-23,886.79-9,351.48

Finding the Fourth Proportional to 17,309.26, 23,886.79 and 9,351.48

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Solution

The fourth proportional to 17,309.26, 23,886.79 and 9,351.48 is: 12,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,309.26 : 23,886.79 = 9,351.48 : x
  2. Step 2: Convert to fraction form
    17,309.26/23,886.79 = 9,351.48/x
  3. Step 3: Cross multiply
    17,309.26x = 23,886.79 × 9,351.48
  4. Step 4: Simplify right side
    17,309.26x = 223,376,815.57
  5. Step 5: Solve for x
    x = 223,376,815.57/17,309.26
  6. Step 6: Final answer
    x = 12,905.05

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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.