Home / 37,719.42-56,579.28-11,424.39

Finding the Fourth Proportional to 37,719.42, 56,579.28 and 11,424.39

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Solution

The fourth proportional to 37,719.42, 56,579.28 and 11,424.39 is: 17,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,719.42 : 56,579.28 = 11,424.39 : x
  2. Step 2: Convert to fraction form
    37,719.42/56,579.28 = 11,424.39/x
  3. Step 3: Cross multiply
    37,719.42x = 56,579.28 × 11,424.39
  4. Step 4: Simplify right side
    37,719.42x = 646,383,760.64
  5. Step 5: Solve for x
    x = 646,383,760.64/37,719.42
  6. Step 6: Final answer
    x = 17,136.63

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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.