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Finding the Fourth Proportional to 17,007.03, 25,515 and 6,477.30

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Solution

The fourth proportional to 17,007.03, 25,515 and 6,477.30 is: 9,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,007.03 : 25,515 = 6,477.30 : x
  2. Step 2: Convert to fraction form
    17,007.03/25,515 = 6,477.30/x
  3. Step 3: Cross multiply
    17,007.03x = 25,515 × 6,477.30
  4. Step 4: Simplify right side
    17,007.03x = 165,268,309.50
  5. Step 5: Solve for x
    x = 165,268,309.50/17,007.03
  6. Step 6: Final answer
    x = 9,717.65

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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.