Home / 14,371.52-21,562.64-6,471.66

Finding the Fourth Proportional to 14,371.52, 21,562.64 and 6,471.66

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Solution

The fourth proportional to 14,371.52, 21,562.64 and 6,471.66 is: 9,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371.52 : 21,562.64 = 6,471.66 : x
  2. Step 2: Convert to fraction form
    14,371.52/21,562.64 = 6,471.66/x
  3. Step 3: Cross multiply
    14,371.52x = 21,562.64 × 6,471.66
  4. Step 4: Simplify right side
    14,371.52x = 139,546,042.42
  5. Step 5: Solve for x
    x = 139,546,042.42/14,371.52
  6. Step 6: Final answer
    x = 9,709.90

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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.