Home / 17,173.10-23,699.77-9,618.99

Finding the Fourth Proportional to 17,173.10, 23,699.77 and 9,618.99

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Solution

The fourth proportional to 17,173.10, 23,699.77 and 9,618.99 is: 13,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173.10 : 23,699.77 = 9,618.99 : x
  2. Step 2: Convert to fraction form
    17,173.10/23,699.77 = 9,618.99/x
  3. Step 3: Cross multiply
    17,173.10x = 23,699.77 × 9,618.99
  4. Step 4: Simplify right side
    17,173.10x = 227,967,850.63
  5. Step 5: Solve for x
    x = 227,967,850.63/17,173.10
  6. Step 6: Final answer
    x = 13,274.71

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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.