Home / 14,247.74-21,371.38-5,484.56

Finding the Fourth Proportional to 14,247.74, 21,371.38 and 5,484.56

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Solution

The fourth proportional to 14,247.74, 21,371.38 and 5,484.56 is: 8,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.74 : 21,371.38 = 5,484.56 : x
  2. Step 2: Convert to fraction form
    14,247.74/21,371.38 = 5,484.56/x
  3. Step 3: Cross multiply
    14,247.74x = 21,371.38 × 5,484.56
  4. Step 4: Simplify right side
    14,247.74x = 117,212,495.32
  5. Step 5: Solve for x
    x = 117,212,495.32/14,247.74
  6. Step 6: Final answer
    x = 8,226.74

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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.