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Finding the Fourth Proportional to 17,028.63, 25,509.74 and 9,610.65

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Solution

The fourth proportional to 17,028.63, 25,509.74 and 9,610.65 is: 14,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.63 : 25,509.74 = 9,610.65 : x
  2. Step 2: Convert to fraction form
    17,028.63/25,509.74 = 9,610.65/x
  3. Step 3: Cross multiply
    17,028.63x = 25,509.74 × 9,610.65
  4. Step 4: Simplify right side
    17,028.63x = 245,165,134.68
  5. Step 5: Solve for x
    x = 245,165,134.68/17,028.63
  6. Step 6: Final answer
    x = 14,397.23

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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.