Home / 17,172.32-23,697.48-9,618.56

Finding the Fourth Proportional to 17,172.32, 23,697.48 and 9,618.56

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Solution

The fourth proportional to 17,172.32, 23,697.48 and 9,618.56 is: 13,273.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.32 : 23,697.48 = 9,618.56 : x
  2. Step 2: Convert to fraction form
    17,172.32/23,697.48 = 9,618.56/x
  3. Step 3: Cross multiply
    17,172.32x = 23,697.48 × 9,618.56
  4. Step 4: Simplify right side
    17,172.32x = 227,935,633.23
  5. Step 5: Solve for x
    x = 227,935,633.23/17,172.32
  6. Step 6: Final answer
    x = 13,273.43

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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.