Home / 14,665.56-21,992.26-10,221.36

Finding the Fourth Proportional to 14,665.56, 21,992.26 and 10,221.36

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Solution

The fourth proportional to 14,665.56, 21,992.26 and 10,221.36 is: 15,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665.56 : 21,992.26 = 10,221.36 : x
  2. Step 2: Convert to fraction form
    14,665.56/21,992.26 = 10,221.36/x
  3. Step 3: Cross multiply
    14,665.56x = 21,992.26 × 10,221.36
  4. Step 4: Simplify right side
    14,665.56x = 224,790,806.67
  5. Step 5: Solve for x
    x = 224,790,806.67/14,665.56
  6. Step 6: Final answer
    x = 15,327.80

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1.5x scale

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.