Home / 17,212.12-23,754.42-10,140.76

Finding the Fourth Proportional to 17,212.12, 23,754.42 and 10,140.76

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Solution

The fourth proportional to 17,212.12, 23,754.42 and 10,140.76 is: 13,995.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212.12 : 23,754.42 = 10,140.76 : x
  2. Step 2: Convert to fraction form
    17,212.12/23,754.42 = 10,140.76/x
  3. Step 3: Cross multiply
    17,212.12x = 23,754.42 × 10,140.76
  4. Step 4: Simplify right side
    17,212.12x = 240,887,872.16
  5. Step 5: Solve for x
    x = 240,887,872.16/17,212.12
  6. Step 6: Final answer
    x = 13,995.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.