Home / 15,844.56-23,723.04-11,937.12

Finding the Fourth Proportional to 15,844.56, 23,723.04 and 11,937.12

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Solution

The fourth proportional to 15,844.56, 23,723.04 and 11,937.12 is: 17,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,844.56 : 23,723.04 = 11,937.12 : x
  2. Step 2: Convert to fraction form
    15,844.56/23,723.04 = 11,937.12/x
  3. Step 3: Cross multiply
    15,844.56x = 23,723.04 × 11,937.12
  4. Step 4: Simplify right side
    15,844.56x = 283,184,775.24
  5. Step 5: Solve for x
    x = 283,184,775.24/15,844.56
  6. Step 6: Final answer
    x = 17,872.68

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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.